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Finding the Fourth Proportional to 295,675.32, 442,987.54 and 169,310.52

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Solution

The fourth proportional to 295,675.32, 442,987.54 and 169,310.52 is: 253,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,675.32 : 442,987.54 = 169,310.52 : x
  2. Step 2: Convert to fraction form
    295,675.32/442,987.54 = 169,310.52/x
  3. Step 3: Cross multiply
    295,675.32x = 442,987.54 × 169,310.52
  4. Step 4: Simplify right side
    295,675.32x = 75,002,450,750.92
  5. Step 5: Solve for x
    x = 75,002,450,750.92/295,675.32
  6. Step 6: Final answer
    x = 253,664.90

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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.