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Finding the Fourth Proportional to 575,179.76, 862,771.86 and 175,818.98

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Solution

The fourth proportional to 575,179.76, 862,771.86 and 175,818.98 is: 263,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,179.76 : 862,771.86 = 175,818.98 : x
  2. Step 2: Convert to fraction form
    575,179.76/862,771.86 = 175,818.98/x
  3. Step 3: Cross multiply
    575,179.76x = 862,771.86 × 175,818.98
  4. Step 4: Simplify right side
    575,179.76x = 151,691,664,084.04
  5. Step 5: Solve for x
    x = 151,691,664,084.04/575,179.76
  6. Step 6: Final answer
    x = 263,729.14

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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.