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Finding the Fourth Proportional to 332,159.70, 496,927.35 and 288,273.90

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Solution

The fourth proportional to 332,159.70, 496,927.35 and 288,273.90 is: 431,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,159.70 : 496,927.35 = 288,273.90 : x
  2. Step 2: Convert to fraction form
    332,159.70/496,927.35 = 288,273.90/x
  3. Step 3: Cross multiply
    332,159.70x = 496,927.35 × 288,273.90
  4. Step 4: Simplify right side
    332,159.70x = 143,251,185,201.17
  5. Step 5: Solve for x
    x = 143,251,185,201.17/332,159.70
  6. Step 6: Final answer
    x = 431,272.02

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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.