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Finding the Fourth Proportional to 267,219.15, 400,841.15 and 148,801.61

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Solution

The fourth proportional to 267,219.15, 400,841.15 and 148,801.61 is: 223,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,219.15 : 400,841.15 = 148,801.61 : x
  2. Step 2: Convert to fraction form
    267,219.15/400,841.15 = 148,801.61/x
  3. Step 3: Cross multiply
    267,219.15x = 400,841.15 × 148,801.61
  4. Step 4: Simplify right side
    267,219.15x = 59,645,805,726.04
  5. Step 5: Solve for x
    x = 59,645,805,726.04/267,219.15
  6. Step 6: Final answer
    x = 223,209.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.