Home / 749,876.47-1,034,829.62-410,344.75

Finding the Fourth Proportional to 749,876.47, 1,034,829.62 and 410,344.75

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Solution

The fourth proportional to 749,876.47, 1,034,829.62 and 410,344.75 is: 566,275.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,876.47 : 1,034,829.62 = 410,344.75 : x
  2. Step 2: Convert to fraction form
    749,876.47/1,034,829.62 = 410,344.75/x
  3. Step 3: Cross multiply
    749,876.47x = 1,034,829.62 × 410,344.75
  4. Step 4: Simplify right side
    749,876.47x = 424,636,901,711.50
  5. Step 5: Solve for x
    x = 424,636,901,711.50/749,876.47
  6. Step 6: Final answer
    x = 566,275.81

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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.