Home / 885,233.70-1,327,850.55-220,385.70

Finding the Fourth Proportional to 885,233.70, 1,327,850.55 and 220,385.70

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Solution

The fourth proportional to 885,233.70, 1,327,850.55 and 220,385.70 is: 330,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,233.70 : 1,327,850.55 = 220,385.70 : x
  2. Step 2: Convert to fraction form
    885,233.70/1,327,850.55 = 220,385.70/x
  3. Step 3: Cross multiply
    885,233.70x = 1,327,850.55 × 220,385.70
  4. Step 4: Simplify right side
    885,233.70x = 292,639,272,957.14
  5. Step 5: Solve for x
    x = 292,639,272,957.14/885,233.70
  6. Step 6: Final answer
    x = 330,578.55

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Half scale
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Double scale
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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.