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Finding the Fourth Proportional to 460,999.62, 636,263.51 and 267,531.12

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Solution

The fourth proportional to 460,999.62, 636,263.51 and 267,531.12 is: 369,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,999.62 : 636,263.51 = 267,531.12 : x
  2. Step 2: Convert to fraction form
    460,999.62/636,263.51 = 267,531.12/x
  3. Step 3: Cross multiply
    460,999.62x = 636,263.51 × 267,531.12
  4. Step 4: Simplify right side
    460,999.62x = 170,220,288,107.78
  5. Step 5: Solve for x
    x = 170,220,288,107.78/460,999.62
  6. Step 6: Final answer
    x = 369,241.71

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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.