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Finding the Fourth Proportional to 329,010.48, 493,775.28 and 169,080.12

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Solution

The fourth proportional to 329,010.48, 493,775.28 and 169,080.12 is: 253,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,010.48 : 493,775.28 = 169,080.12 : x
  2. Step 2: Convert to fraction form
    329,010.48/493,775.28 = 169,080.12/x
  3. Step 3: Cross multiply
    329,010.48x = 493,775.28 × 169,080.12
  4. Step 4: Simplify right side
    329,010.48x = 83,487,583,595.43
  5. Step 5: Solve for x
    x = 83,487,583,595.43/329,010.48
  6. Step 6: Final answer
    x = 253,753.57

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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.