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Finding the Fourth Proportional to 533,002.87, 799,176.25 and 177,921.55

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Solution

The fourth proportional to 533,002.87, 799,176.25 and 177,921.55 is: 266,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,002.87 : 799,176.25 = 177,921.55 : x
  2. Step 2: Convert to fraction form
    533,002.87/799,176.25 = 177,921.55/x
  3. Step 3: Cross multiply
    533,002.87x = 799,176.25 × 177,921.55
  4. Step 4: Simplify right side
    533,002.87x = 142,190,677,123.19
  5. Step 5: Solve for x
    x = 142,190,677,123.19/533,002.87
  6. Step 6: Final answer
    x = 266,772.82

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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.