Home / 749,179.89-1,123,535.59-250,427.25

Finding the Fourth Proportional to 749,179.89, 1,123,535.59 and 250,427.25

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Solution

The fourth proportional to 749,179.89, 1,123,535.59 and 250,427.25 is: 375,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,179.89 : 1,123,535.59 = 250,427.25 : x
  2. Step 2: Convert to fraction form
    749,179.89/1,123,535.59 = 250,427.25/x
  3. Step 3: Cross multiply
    749,179.89x = 1,123,535.59 × 250,427.25
  4. Step 4: Simplify right side
    749,179.89x = 281,363,928,080.83
  5. Step 5: Solve for x
    x = 281,363,928,080.83/749,179.89
  6. Step 6: Final answer
    x = 375,562.57

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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.