Home / 251,375.03-346,781.95-222,723.91

Finding the Fourth Proportional to 251,375.03, 346,781.95 and 222,723.91

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Solution

The fourth proportional to 251,375.03, 346,781.95 and 222,723.91 is: 307,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,375.03 : 346,781.95 = 222,723.91 : x
  2. Step 2: Convert to fraction form
    251,375.03/346,781.95 = 222,723.91/x
  3. Step 3: Cross multiply
    251,375.03x = 346,781.95 × 222,723.91
  4. Step 4: Simplify right side
    251,375.03x = 77,236,630,397.66
  5. Step 5: Solve for x
    x = 77,236,630,397.66/251,375.03
  6. Step 6: Final answer
    x = 307,256.58

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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.