Home / 332,207.70-496,999.35-288,321.90

Finding the Fourth Proportional to 332,207.70, 496,999.35 and 288,321.90

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Solution

The fourth proportional to 332,207.70, 496,999.35 and 288,321.90 is: 431,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,207.70 : 496,999.35 = 288,321.90 : x
  2. Step 2: Convert to fraction form
    332,207.70/496,999.35 = 288,321.90/x
  3. Step 3: Cross multiply
    332,207.70x = 496,999.35 × 288,321.90
  4. Step 4: Simplify right side
    332,207.70x = 143,295,796,890.77
  5. Step 5: Solve for x
    x = 143,295,796,890.77/332,207.70
  6. Step 6: Final answer
    x = 431,344.00

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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.