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Finding the Fourth Proportional to 310,194.52, 465,690.24 and 239,162.29

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Solution

The fourth proportional to 310,194.52, 465,690.24 and 239,162.29 is: 359,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,194.52 : 465,690.24 = 239,162.29 : x
  2. Step 2: Convert to fraction form
    310,194.52/465,690.24 = 239,162.29/x
  3. Step 3: Cross multiply
    310,194.52x = 465,690.24 × 239,162.29
  4. Step 4: Simplify right side
    310,194.52x = 111,375,543,064.82
  5. Step 5: Solve for x
    x = 111,375,543,064.82/310,194.52
  6. Step 6: Final answer
    x = 359,050.65

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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.