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Finding the Fourth Proportional to 482,058.24, 665,280.18 and 267,265.68

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Solution

The fourth proportional to 482,058.24, 665,280.18 and 267,265.68 is: 368,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,058.24 : 665,280.18 = 267,265.68 : x
  2. Step 2: Convert to fraction form
    482,058.24/665,280.18 = 267,265.68/x
  3. Step 3: Cross multiply
    482,058.24x = 665,280.18 × 267,265.68
  4. Step 4: Simplify right side
    482,058.24x = 177,806,559,698.22
  5. Step 5: Solve for x
    x = 177,806,559,698.22/482,058.24
  6. Step 6: Final answer
    x = 368,848.71

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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.