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Finding the Fourth Proportional to 415,938.33, 573,994.90 and 224,951.73

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Solution

The fourth proportional to 415,938.33, 573,994.90 and 224,951.73 is: 310,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,938.33 : 573,994.90 = 224,951.73 : x
  2. Step 2: Convert to fraction form
    415,938.33/573,994.90 = 224,951.73/x
  3. Step 3: Cross multiply
    415,938.33x = 573,994.90 × 224,951.73
  4. Step 4: Simplify right side
    415,938.33x = 129,121,142,896.20
  5. Step 5: Solve for x
    x = 129,121,142,896.20/415,938.33
  6. Step 6: Final answer
    x = 310,433.38

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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.