Home / 754,627.88-1,131,797.39-293,005.86

Finding the Fourth Proportional to 754,627.88, 1,131,797.39 and 293,005.86

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Solution

The fourth proportional to 754,627.88, 1,131,797.39 and 293,005.86 is: 439,452.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,627.88 : 1,131,797.39 = 293,005.86 : x
  2. Step 2: Convert to fraction form
    754,627.88/1,131,797.39 = 293,005.86/x
  3. Step 3: Cross multiply
    754,627.88x = 1,131,797.39 × 293,005.86
  4. Step 4: Simplify right side
    754,627.88x = 331,623,267,602.71
  5. Step 5: Solve for x
    x = 331,623,267,602.71/754,627.88
  6. Step 6: Final answer
    x = 439,452.71

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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.