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Finding the Fourth Proportional to 497,471.60, 746,207.40 and 165,047.60

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Solution

The fourth proportional to 497,471.60, 746,207.40 and 165,047.60 is: 247,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,471.60 : 746,207.40 = 165,047.60 : x
  2. Step 2: Convert to fraction form
    497,471.60/746,207.40 = 165,047.60/x
  3. Step 3: Cross multiply
    497,471.60x = 746,207.40 × 165,047.60
  4. Step 4: Simplify right side
    497,471.60x = 123,159,740,472.24
  5. Step 5: Solve for x
    x = 123,159,740,472.24/497,471.60
  6. Step 6: Final answer
    x = 247,571.40

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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.