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Finding the Fourth Proportional to 325,988.71, 449,864.15 and 182,748.76

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Solution

The fourth proportional to 325,988.71, 449,864.15 and 182,748.76 is: 252,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,988.71 : 449,864.15 = 182,748.76 : x
  2. Step 2: Convert to fraction form
    325,988.71/449,864.15 = 182,748.76/x
  3. Step 3: Cross multiply
    325,988.71x = 449,864.15 × 182,748.76
  4. Step 4: Simplify right side
    325,988.71x = 82,212,113,542.55
  5. Step 5: Solve for x
    x = 82,212,113,542.55/325,988.71
  6. Step 6: Final answer
    x = 252,193.13

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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.