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Finding the Fourth Proportional to 267,460.59, 400,525.40 and 187,122.43

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Solution

The fourth proportional to 267,460.59, 400,525.40 and 187,122.43 is: 280,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,460.59 : 400,525.40 = 187,122.43 : x
  2. Step 2: Convert to fraction form
    267,460.59/400,525.40 = 187,122.43/x
  3. Step 3: Cross multiply
    267,460.59x = 400,525.40 × 187,122.43
  4. Step 4: Simplify right side
    267,460.59x = 74,947,285,189.11
  5. Step 5: Solve for x
    x = 74,947,285,189.11/267,460.59
  6. Step 6: Final answer
    x = 280,218.05

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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.