Home / 731,154.62-1,096,330.07-225,577.64

Finding the Fourth Proportional to 731,154.62, 1,096,330.07 and 225,577.64

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Solution

The fourth proportional to 731,154.62, 1,096,330.07 and 225,577.64 is: 338,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,154.62 : 1,096,330.07 = 225,577.64 : x
  2. Step 2: Convert to fraction form
    731,154.62/1,096,330.07 = 225,577.64/x
  3. Step 3: Cross multiply
    731,154.62x = 1,096,330.07 × 225,577.64
  4. Step 4: Simplify right side
    731,154.62x = 247,307,553,156.40
  5. Step 5: Solve for x
    x = 247,307,553,156.40/731,154.62
  6. Step 6: Final answer
    x = 338,242.48

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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.