Home / 721,788.27-1,082,190.27-366,116.46

Finding the Fourth Proportional to 721,788.27, 1,082,190.27 and 366,116.46

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Solution

The fourth proportional to 721,788.27, 1,082,190.27 and 366,116.46 is: 548,925.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,788.27 : 1,082,190.27 = 366,116.46 : x
  2. Step 2: Convert to fraction form
    721,788.27/1,082,190.27 = 366,116.46/x
  3. Step 3: Cross multiply
    721,788.27x = 1,082,190.27 × 366,116.46
  4. Step 4: Simplify right side
    721,788.27x = 396,207,668,013.57
  5. Step 5: Solve for x
    x = 396,207,668,013.57/721,788.27
  6. Step 6: Final answer
    x = 548,925.06

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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.