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Finding the Fourth Proportional to 445,562.70, 614,909.13 and 254,572.02

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Solution

The fourth proportional to 445,562.70, 614,909.13 and 254,572.02 is: 351,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,562.70 : 614,909.13 = 254,572.02 : x
  2. Step 2: Convert to fraction form
    445,562.70/614,909.13 = 254,572.02/x
  3. Step 3: Cross multiply
    445,562.70x = 614,909.13 × 254,572.02
  4. Step 4: Simplify right side
    445,562.70x = 156,538,659,340.54
  5. Step 5: Solve for x
    x = 156,538,659,340.54/445,562.70
  6. Step 6: Final answer
    x = 351,328.02

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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.