Home / 731,315.01-1,097,109.86-331,983.84

Finding the Fourth Proportional to 731,315.01, 1,097,109.86 and 331,983.84

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Solution

The fourth proportional to 731,315.01, 1,097,109.86 and 331,983.84 is: 498,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,315.01 : 1,097,109.86 = 331,983.84 : x
  2. Step 2: Convert to fraction form
    731,315.01/1,097,109.86 = 331,983.84/x
  3. Step 3: Cross multiply
    731,315.01x = 1,097,109.86 × 331,983.84
  4. Step 4: Simplify right side
    731,315.01x = 364,222,742,564.74
  5. Step 5: Solve for x
    x = 364,222,742,564.74/731,315.01
  6. Step 6: Final answer
    x = 498,038.11

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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.