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Finding the Fourth Proportional to 467,137.28, 700,705.80 and 267,316.41

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Solution

The fourth proportional to 467,137.28, 700,705.80 and 267,316.41 is: 400,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,137.28 : 700,705.80 = 267,316.41 : x
  2. Step 2: Convert to fraction form
    467,137.28/700,705.80 = 267,316.41/x
  3. Step 3: Cross multiply
    467,137.28x = 700,705.80 × 267,316.41
  4. Step 4: Simplify right side
    467,137.28x = 187,310,161,549.83
  5. Step 5: Solve for x
    x = 187,310,161,549.83/467,137.28
  6. Step 6: Final answer
    x = 400,974.55

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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.