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Finding the Fourth Proportional to 496,879.28, 745,388.63 and 244,169.71

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Solution

The fourth proportional to 496,879.28, 745,388.63 and 244,169.71 is: 366,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,879.28 : 745,388.63 = 244,169.71 : x
  2. Step 2: Convert to fraction form
    496,879.28/745,388.63 = 244,169.71/x
  3. Step 3: Cross multiply
    496,879.28x = 745,388.63 × 244,169.71
  4. Step 4: Simplify right side
    496,879.28x = 182,001,323,455.71
  5. Step 5: Solve for x
    x = 182,001,323,455.71/496,879.28
  6. Step 6: Final answer
    x = 366,288.82

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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.