Home / 849,500.20-1,172,267.94-467,517.16

Finding the Fourth Proportional to 849,500.20, 1,172,267.94 and 467,517.16

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Solution

The fourth proportional to 849,500.20, 1,172,267.94 and 467,517.16 is: 645,150.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,500.20 : 1,172,267.94 = 467,517.16 : x
  2. Step 2: Convert to fraction form
    849,500.20/1,172,267.94 = 467,517.16/x
  3. Step 3: Cross multiply
    849,500.20x = 1,172,267.94 × 467,517.16
  4. Step 4: Simplify right side
    849,500.20x = 548,055,378,067.85
  5. Step 5: Solve for x
    x = 548,055,378,067.85/849,500.20
  6. Step 6: Final answer
    x = 645,150.38

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Double scale
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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.