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Finding the Fourth Proportional to 415,587.62, 573,513.54 and 224,600.56

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Solution

The fourth proportional to 415,587.62, 573,513.54 and 224,600.56 is: 309,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,587.62 : 573,513.54 = 224,600.56 : x
  2. Step 2: Convert to fraction form
    415,587.62/573,513.54 = 224,600.56/x
  3. Step 3: Cross multiply
    415,587.62x = 573,513.54 × 224,600.56
  4. Step 4: Simplify right side
    415,587.62x = 128,811,462,251.58
  5. Step 5: Solve for x
    x = 128,811,462,251.58/415,587.62
  6. Step 6: Final answer
    x = 309,950.19

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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.