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Finding the Fourth Proportional to 363,310.56, 501,437.93 and 240,586.61

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Solution

The fourth proportional to 363,310.56, 501,437.93 and 240,586.61 is: 332,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,310.56 : 501,437.93 = 240,586.61 : x
  2. Step 2: Convert to fraction form
    363,310.56/501,437.93 = 240,586.61/x
  3. Step 3: Cross multiply
    363,310.56x = 501,437.93 × 240,586.61
  4. Step 4: Simplify right side
    363,310.56x = 120,639,247,994.00
  5. Step 5: Solve for x
    x = 120,639,247,994.00/363,310.56
  6. Step 6: Final answer
    x = 332,055.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.