Home / 415,856.28-573,885.09-229,593.74

Finding the Fourth Proportional to 415,856.28, 573,885.09 and 229,593.74

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Solution

The fourth proportional to 415,856.28, 573,885.09 and 229,593.74 is: 316,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,856.28 : 573,885.09 = 229,593.74 : x
  2. Step 2: Convert to fraction form
    415,856.28/573,885.09 = 229,593.74/x
  3. Step 3: Cross multiply
    415,856.28x = 573,885.09 × 229,593.74
  4. Step 4: Simplify right side
    415,856.28x = 131,760,423,282.61
  5. Step 5: Solve for x
    x = 131,760,423,282.61/415,856.28
  6. Step 6: Final answer
    x = 316,841.25

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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.