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Finding the Fourth Proportional to 496,901.32, 745,182.52 and 159,860.32

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Solution

The fourth proportional to 496,901.32, 745,182.52 and 159,860.32 is: 239,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,901.32 : 745,182.52 = 159,860.32 : x
  2. Step 2: Convert to fraction form
    496,901.32/745,182.52 = 159,860.32/x
  3. Step 3: Cross multiply
    496,901.32x = 745,182.52 × 159,860.32
  4. Step 4: Simplify right side
    496,901.32x = 119,125,116,105.61
  5. Step 5: Solve for x
    x = 119,125,116,105.61/496,901.32
  6. Step 6: Final answer
    x = 239,735.96

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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.