Home / 731,393.47-1,097,195.15-225,998.58

Finding the Fourth Proportional to 731,393.47, 1,097,195.15 and 225,998.58

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Solution

The fourth proportional to 731,393.47, 1,097,195.15 and 225,998.58 is: 339,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,393.47 : 1,097,195.15 = 225,998.58 : x
  2. Step 2: Convert to fraction form
    731,393.47/1,097,195.15 = 225,998.58/x
  3. Step 3: Cross multiply
    731,393.47x = 1,097,195.15 × 225,998.58
  4. Step 4: Simplify right side
    731,393.47x = 247,964,545,882.89
  5. Step 5: Solve for x
    x = 247,964,545,882.89/731,393.47
  6. Step 6: Final answer
    x = 339,030.30

Related Problems

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Half scale
Find fourth proportional to 1,462,786.94, 2,194,390.30 and 451,997.16
Double scale
Find fourth proportional to 731,394.47, 1,097,196.65 and 225,999.58
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.