Home / 908,592.48-1,253,865.91-500,708.96

Finding the Fourth Proportional to 908,592.48, 1,253,865.91 and 500,708.96

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Solution

The fourth proportional to 908,592.48, 1,253,865.91 and 500,708.96 is: 690,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,592.48 : 1,253,865.91 = 500,708.96 : x
  2. Step 2: Convert to fraction form
    908,592.48/1,253,865.91 = 500,708.96/x
  3. Step 3: Cross multiply
    908,592.48x = 1,253,865.91 × 500,708.96
  4. Step 4: Simplify right side
    908,592.48x = 627,821,890,132.11
  5. Step 5: Solve for x
    x = 627,821,890,132.11/908,592.48
  6. Step 6: Final answer
    x = 690,982.93

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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.