Home / 739,493.16-1,109,239.68-240,857.16

Finding the Fourth Proportional to 739,493.16, 1,109,239.68 and 240,857.16

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Solution

The fourth proportional to 739,493.16, 1,109,239.68 and 240,857.16 is: 361,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,493.16 : 1,109,239.68 = 240,857.16 : x
  2. Step 2: Convert to fraction form
    739,493.16/1,109,239.68 = 240,857.16/x
  3. Step 3: Cross multiply
    739,493.16x = 1,109,239.68 × 240,857.16
  4. Step 4: Simplify right side
    739,493.16x = 267,168,319,084.11
  5. Step 5: Solve for x
    x = 267,168,319,084.11/739,493.16
  6. Step 6: Final answer
    x = 361,285.72

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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.