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Finding the Fourth Proportional to 633,046.46, 949,571.40 and 159,731.78

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Solution

The fourth proportional to 633,046.46, 949,571.40 and 159,731.78 is: 239,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,046.46 : 949,571.40 = 159,731.78 : x
  2. Step 2: Convert to fraction form
    633,046.46/949,571.40 = 159,731.78/x
  3. Step 3: Cross multiply
    633,046.46x = 949,571.40 × 159,731.78
  4. Step 4: Simplify right side
    633,046.46x = 151,676,729,959.09
  5. Step 5: Solve for x
    x = 151,676,729,959.09/633,046.46
  6. Step 6: Final answer
    x = 239,598.10

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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.