Home / 754,217.75-1,131,323.69-304,933.23

Finding the Fourth Proportional to 754,217.75, 1,131,323.69 and 304,933.23

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Solution

The fourth proportional to 754,217.75, 1,131,323.69 and 304,933.23 is: 457,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,217.75 : 1,131,323.69 = 304,933.23 : x
  2. Step 2: Convert to fraction form
    754,217.75/1,131,323.69 = 304,933.23/x
  3. Step 3: Cross multiply
    754,217.75x = 1,131,323.69 × 304,933.23
  4. Step 4: Simplify right side
    754,217.75x = 344,978,187,729.55
  5. Step 5: Solve for x
    x = 344,978,187,729.55/754,217.75
  6. Step 6: Final answer
    x = 457,398.66

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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.