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Finding the Fourth Proportional to 415,773.87, 573,769.34 and 224,788.62

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Solution

The fourth proportional to 415,773.87, 573,769.34 and 224,788.62 is: 310,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,773.87 : 573,769.34 = 224,788.62 : x
  2. Step 2: Convert to fraction form
    415,773.87/573,769.34 = 224,788.62/x
  3. Step 3: Cross multiply
    415,773.87x = 573,769.34 × 224,788.62
  4. Step 4: Simplify right side
    415,773.87x = 128,976,817,012.97
  5. Step 5: Solve for x
    x = 128,976,817,012.97/415,773.87
  6. Step 6: Final answer
    x = 310,209.05

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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.