Home / 861,833.88-1,292,997.46-293,340.24

Finding the Fourth Proportional to 861,833.88, 1,292,997.46 and 293,340.24

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Solution

The fourth proportional to 861,833.88, 1,292,997.46 and 293,340.24 is: 440,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,833.88 : 1,292,997.46 = 293,340.24 : x
  2. Step 2: Convert to fraction form
    861,833.88/1,292,997.46 = 293,340.24/x
  3. Step 3: Cross multiply
    861,833.88x = 1,292,997.46 × 293,340.24
  4. Step 4: Simplify right side
    861,833.88x = 379,288,185,235.79
  5. Step 5: Solve for x
    x = 379,288,185,235.79/861,833.88
  6. Step 6: Final answer
    x = 440,094.31

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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.