Home / 747,473.38-1,121,169.87-368,015.83

Finding the Fourth Proportional to 747,473.38, 1,121,169.87 and 368,015.83

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Solution

The fourth proportional to 747,473.38, 1,121,169.87 and 368,015.83 is: 552,003.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,473.38 : 1,121,169.87 = 368,015.83 : x
  2. Step 2: Convert to fraction form
    747,473.38/1,121,169.87 = 368,015.83/x
  3. Step 3: Cross multiply
    747,473.38x = 1,121,169.87 × 368,015.83
  4. Step 4: Simplify right side
    747,473.38x = 412,608,260,279.04
  5. Step 5: Solve for x
    x = 412,608,260,279.04/747,473.38
  6. Step 6: Final answer
    x = 552,003.95

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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.