Home / 748,330.56-1,122,505.56-249,694.56

Finding the Fourth Proportional to 748,330.56, 1,122,505.56 and 249,694.56

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Solution

The fourth proportional to 748,330.56, 1,122,505.56 and 249,694.56 is: 374,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,330.56 : 1,122,505.56 = 249,694.56 : x
  2. Step 2: Convert to fraction form
    748,330.56/1,122,505.56 = 249,694.56/x
  3. Step 3: Cross multiply
    748,330.56x = 1,122,505.56 × 249,694.56
  4. Step 4: Simplify right side
    748,330.56x = 280,283,531,901.75
  5. Step 5: Solve for x
    x = 280,283,531,901.75/748,330.56
  6. Step 6: Final answer
    x = 374,545.08

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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.