Home / 748,936.92-1,123,294.58-275,511.57

Finding the Fourth Proportional to 748,936.92, 1,123,294.58 and 275,511.57

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Solution

The fourth proportional to 748,936.92, 1,123,294.58 and 275,511.57 is: 413,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,936.92 : 1,123,294.58 = 275,511.57 : x
  2. Step 2: Convert to fraction form
    748,936.92/1,123,294.58 = 275,511.57/x
  3. Step 3: Cross multiply
    748,936.92x = 1,123,294.58 × 275,511.57
  4. Step 4: Simplify right side
    748,936.92x = 309,480,653,308.29
  5. Step 5: Solve for x
    x = 309,480,653,308.29/748,936.92
  6. Step 6: Final answer
    x = 413,226.59

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Double scale
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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.