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Finding the Fourth Proportional to 296,140.08, 443,498.40 and 169,396.08

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Solution

The fourth proportional to 296,140.08, 443,498.40 and 169,396.08 is: 253,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,140.08 : 443,498.40 = 169,396.08 : x
  2. Step 2: Convert to fraction form
    296,140.08/443,498.40 = 169,396.08/x
  3. Step 3: Cross multiply
    296,140.08x = 443,498.40 × 169,396.08
  4. Step 4: Simplify right side
    296,140.08x = 75,126,890,446.27
  5. Step 5: Solve for x
    x = 75,126,890,446.27/296,140.08
  6. Step 6: Final answer
    x = 253,687.01

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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.