Home / 908,353.92-1,253,627.04-500,497.68

Finding the Fourth Proportional to 908,353.92, 1,253,627.04 and 500,497.68

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Solution

The fourth proportional to 908,353.92, 1,253,627.04 and 500,497.68 is: 690,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,353.92 : 1,253,627.04 = 500,497.68 : x
  2. Step 2: Convert to fraction form
    908,353.92/1,253,627.04 = 500,497.68/x
  3. Step 3: Cross multiply
    908,353.92x = 1,253,627.04 × 500,497.68
  4. Step 4: Simplify right side
    908,353.92x = 627,437,425,105.27
  5. Step 5: Solve for x
    x = 627,437,425,105.27/908,353.92
  6. Step 6: Final answer
    x = 690,741.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.