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Finding the Fourth Proportional to 607,229.88, 910,842.90 and 163,997.88

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Solution

The fourth proportional to 607,229.88, 910,842.90 and 163,997.88 is: 245,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,229.88 : 910,842.90 = 163,997.88 : x
  2. Step 2: Convert to fraction form
    607,229.88/910,842.90 = 163,997.88/x
  3. Step 3: Cross multiply
    607,229.88x = 910,842.90 × 163,997.88
  4. Step 4: Simplify right side
    607,229.88x = 149,376,304,613.05
  5. Step 5: Solve for x
    x = 149,376,304,613.05/607,229.88
  6. Step 6: Final answer
    x = 245,996.30

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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.