Home / 739,512.18-1,109,434.43-234,103.46

Finding the Fourth Proportional to 739,512.18, 1,109,434.43 and 234,103.46

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Solution

The fourth proportional to 739,512.18, 1,109,434.43 and 234,103.46 is: 351,207.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,512.18 : 1,109,434.43 = 234,103.46 : x
  2. Step 2: Convert to fraction form
    739,512.18/1,109,434.43 = 234,103.46/x
  3. Step 3: Cross multiply
    739,512.18x = 1,109,434.43 × 234,103.46
  4. Step 4: Simplify right side
    739,512.18x = 259,722,438,706.13
  5. Step 5: Solve for x
    x = 259,722,438,706.13/739,512.18
  6. Step 6: Final answer
    x = 351,207.79

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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.