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Finding the Fourth Proportional to 467,859.58, 702,036.62 and 331,960.96

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Solution

The fourth proportional to 467,859.58, 702,036.62 and 331,960.96 is: 498,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,859.58 : 702,036.62 = 331,960.96 : x
  2. Step 2: Convert to fraction form
    467,859.58/702,036.62 = 331,960.96/x
  3. Step 3: Cross multiply
    467,859.58x = 702,036.62 × 331,960.96
  4. Step 4: Simplify right side
    467,859.58x = 233,048,745,160.37
  5. Step 5: Solve for x
    x = 233,048,745,160.37/467,859.58
  6. Step 6: Final answer
    x = 498,116.87

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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.