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Finding the Fourth Proportional to 296,059.90, 443,388.38 and 169,768.76

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Solution

The fourth proportional to 296,059.90, 443,388.38 and 169,768.76 is: 254,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,059.90 : 443,388.38 = 169,768.76 : x
  2. Step 2: Convert to fraction form
    296,059.90/443,388.38 = 169,768.76/x
  3. Step 3: Cross multiply
    296,059.90x = 443,388.38 × 169,768.76
  4. Step 4: Simplify right side
    296,059.90x = 75,273,495,471.01
  5. Step 5: Solve for x
    x = 75,273,495,471.01/296,059.90
  6. Step 6: Final answer
    x = 254,250.90

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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.