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Finding the Fourth Proportional to 499,031.47, 748,843.67 and 183,709.81

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Solution

The fourth proportional to 499,031.47, 748,843.67 and 183,709.81 is: 275,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,031.47 : 748,843.67 = 183,709.81 : x
  2. Step 2: Convert to fraction form
    499,031.47/748,843.67 = 183,709.81/x
  3. Step 3: Cross multiply
    499,031.47x = 748,843.67 × 183,709.81
  4. Step 4: Simplify right side
    499,031.47x = 137,569,928,335.40
  5. Step 5: Solve for x
    x = 137,569,928,335.40/499,031.47
  6. Step 6: Final answer
    x = 275,673.85

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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.