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Finding the Fourth Proportional to 482,279.48, 665,513.24 and 267,411.59

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Solution

The fourth proportional to 482,279.48, 665,513.24 and 267,411.59 is: 369,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,279.48 : 665,513.24 = 267,411.59 : x
  2. Step 2: Convert to fraction form
    482,279.48/665,513.24 = 267,411.59/x
  3. Step 3: Cross multiply
    482,279.48x = 665,513.24 × 267,411.59
  4. Step 4: Simplify right side
    482,279.48x = 177,965,949,009.83
  5. Step 5: Solve for x
    x = 177,965,949,009.83/482,279.48
  6. Step 6: Final answer
    x = 369,010.00

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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.