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Finding the Fourth Proportional to 499,031.22, 748,843.29 and 183,709.56

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Solution

The fourth proportional to 499,031.22, 748,843.29 and 183,709.56 is: 275,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,031.22 : 748,843.29 = 183,709.56 : x
  2. Step 2: Convert to fraction form
    499,031.22/748,843.29 = 183,709.56/x
  3. Step 3: Cross multiply
    499,031.22x = 748,843.29 × 183,709.56
  4. Step 4: Simplify right side
    499,031.22x = 137,569,671,314.85
  5. Step 5: Solve for x
    x = 137,569,671,314.85/499,031.22
  6. Step 6: Final answer
    x = 275,673.48

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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.