Home / 754,630.65-1,131,801.50-293,008.61

Finding the Fourth Proportional to 754,630.65, 1,131,801.50 and 293,008.61

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Solution

The fourth proportional to 754,630.65, 1,131,801.50 and 293,008.61 is: 439,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,630.65 : 1,131,801.50 = 293,008.61 : x
  2. Step 2: Convert to fraction form
    754,630.65/1,131,801.50 = 293,008.61/x
  3. Step 3: Cross multiply
    754,630.65x = 1,131,801.50 × 293,008.61
  4. Step 4: Simplify right side
    754,630.65x = 331,627,577,186.87
  5. Step 5: Solve for x
    x = 331,627,577,186.87/754,630.65
  6. Step 6: Final answer
    x = 439,456.81

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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.