Home / 251,367.24-346,771.20-222,715.92

Finding the Fourth Proportional to 251,367.24, 346,771.20 and 222,715.92

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Solution

The fourth proportional to 251,367.24, 346,771.20 and 222,715.92 is: 307,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,367.24 : 346,771.20 = 222,715.92 : x
  2. Step 2: Convert to fraction form
    251,367.24/346,771.20 = 222,715.92/x
  3. Step 3: Cross multiply
    251,367.24x = 346,771.20 × 222,715.92
  4. Step 4: Simplify right side
    251,367.24x = 77,231,466,837.50
  5. Step 5: Solve for x
    x = 77,231,466,837.50/251,367.24
  6. Step 6: Final answer
    x = 307,245.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.