Home / 1,036,172.26-1,554,346.40-288,218.26

Finding the Fourth Proportional to 1,036,172.26, 1,554,346.40 and 288,218.26

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Solution

The fourth proportional to 1,036,172.26, 1,554,346.40 and 288,218.26 is: 432,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,172.26 : 1,554,346.40 = 288,218.26 : x
  2. Step 2: Convert to fraction form
    1,036,172.26/1,554,346.40 = 288,218.26/x
  3. Step 3: Cross multiply
    1,036,172.26x = 1,554,346.40 × 288,218.26
  4. Step 4: Simplify right side
    1,036,172.26x = 447,991,014,845.26
  5. Step 5: Solve for x
    x = 447,991,014,845.26/1,036,172.26
  6. Step 6: Final answer
    x = 432,351.87

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Double scale
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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.