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Finding the Fourth Proportional to 482,502.24, 665,874.83 and 267,642.25

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Solution

The fourth proportional to 482,502.24, 665,874.83 and 267,642.25 is: 369,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,502.24 : 665,874.83 = 267,642.25 : x
  2. Step 2: Convert to fraction form
    482,502.24/665,874.83 = 267,642.25/x
  3. Step 3: Cross multiply
    482,502.24x = 665,874.83 × 267,642.25
  4. Step 4: Simplify right side
    482,502.24x = 178,216,237,719.57
  5. Step 5: Solve for x
    x = 178,216,237,719.57/482,502.24
  6. Step 6: Final answer
    x = 369,358.36

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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.