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Finding the Fourth Proportional to 466,569.30, 699,853.95 and 129,609.30

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Solution

The fourth proportional to 466,569.30, 699,853.95 and 129,609.30 is: 194,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,569.30 : 699,853.95 = 129,609.30 : x
  2. Step 2: Convert to fraction form
    466,569.30/699,853.95 = 129,609.30/x
  3. Step 3: Cross multiply
    466,569.30x = 699,853.95 × 129,609.30
  4. Step 4: Simplify right side
    466,569.30x = 90,707,580,561.74
  5. Step 5: Solve for x
    x = 90,707,580,561.74/466,569.30
  6. Step 6: Final answer
    x = 194,413.95

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Similar ratio
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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.