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Finding the Fourth Proportional to 482,197.59, 665,431.58 and 267,332.13

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Solution

The fourth proportional to 482,197.59, 665,431.58 and 267,332.13 is: 368,917.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,197.59 : 665,431.58 = 267,332.13 : x
  2. Step 2: Convert to fraction form
    482,197.59/665,431.58 = 267,332.13/x
  3. Step 3: Cross multiply
    482,197.59x = 665,431.58 × 267,332.13
  4. Step 4: Simplify right side
    482,197.59x = 177,891,240,314.01
  5. Step 5: Solve for x
    x = 177,891,240,314.01/482,197.59
  6. Step 6: Final answer
    x = 368,917.73

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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.