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Finding the Fourth Proportional to 267,744.54, 401,070.05 and 149,478.87

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Solution

The fourth proportional to 267,744.54, 401,070.05 and 149,478.87 is: 223,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,744.54 : 401,070.05 = 149,478.87 : x
  2. Step 2: Convert to fraction form
    267,744.54/401,070.05 = 149,478.87/x
  3. Step 3: Cross multiply
    267,744.54x = 401,070.05 × 149,478.87
  4. Step 4: Simplify right side
    267,744.54x = 59,951,497,117.45
  5. Step 5: Solve for x
    x = 59,951,497,117.45/267,744.54
  6. Step 6: Final answer
    x = 223,913.05

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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.