Home / 749,724.76-1,034,645.94-410,192.96

Finding the Fourth Proportional to 749,724.76, 1,034,645.94 and 410,192.96

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Solution

The fourth proportional to 749,724.76, 1,034,645.94 and 410,192.96 is: 566,080.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,724.76 : 1,034,645.94 = 410,192.96 : x
  2. Step 2: Convert to fraction form
    749,724.76/1,034,645.94 = 410,192.96/x
  3. Step 3: Cross multiply
    749,724.76x = 1,034,645.94 × 410,192.96
  4. Step 4: Simplify right side
    749,724.76x = 424,404,480,680.58
  5. Step 5: Solve for x
    x = 424,404,480,680.58/749,724.76
  6. Step 6: Final answer
    x = 566,080.38

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.