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Finding the Fourth Proportional to 264,227.10, 396,340.65 and 169,748.70

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Solution

The fourth proportional to 264,227.10, 396,340.65 and 169,748.70 is: 254,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,227.10 : 396,340.65 = 169,748.70 : x
  2. Step 2: Convert to fraction form
    264,227.10/396,340.65 = 169,748.70/x
  3. Step 3: Cross multiply
    264,227.10x = 396,340.65 × 169,748.70
  4. Step 4: Simplify right side
    264,227.10x = 67,278,310,094.66
  5. Step 5: Solve for x
    x = 67,278,310,094.66/264,227.10
  6. Step 6: Final answer
    x = 254,623.05

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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.