Home / 859,028.27-1,288,540.76-227,892.47

Finding the Fourth Proportional to 859,028.27, 1,288,540.76 and 227,892.47

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Solution

The fourth proportional to 859,028.27, 1,288,540.76 and 227,892.47 is: 341,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,028.27 : 1,288,540.76 = 227,892.47 : x
  2. Step 2: Convert to fraction form
    859,028.27/1,288,540.76 = 227,892.47/x
  3. Step 3: Cross multiply
    859,028.27x = 1,288,540.76 × 227,892.47
  4. Step 4: Simplify right side
    859,028.27x = 293,648,728,909.91
  5. Step 5: Solve for x
    x = 293,648,728,909.91/859,028.27
  6. Step 6: Final answer
    x = 341,838.26

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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.