Home / 435,683.20-653,565.08-169,463.92

Finding the Fourth Proportional to 435,683.20, 653,565.08 and 169,463.92

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Solution

The fourth proportional to 435,683.20, 653,565.08 and 169,463.92 is: 254,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,683.20 : 653,565.08 = 169,463.92 : x
  2. Step 2: Convert to fraction form
    435,683.20/653,565.08 = 169,463.92/x
  3. Step 3: Cross multiply
    435,683.20x = 653,565.08 × 169,463.92
  4. Step 4: Simplify right side
    435,683.20x = 110,755,700,431.91
  5. Step 5: Solve for x
    x = 110,755,700,431.91/435,683.20
  6. Step 6: Final answer
    x = 254,211.55

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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.