Home / 251,331.53-346,721.92-222,680.41

Finding the Fourth Proportional to 251,331.53, 346,721.92 and 222,680.41

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Solution

The fourth proportional to 251,331.53, 346,721.92 and 222,680.41 is: 307,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,331.53 : 346,721.92 = 222,680.41 : x
  2. Step 2: Convert to fraction form
    251,331.53/346,721.92 = 222,680.41/x
  3. Step 3: Cross multiply
    251,331.53x = 346,721.92 × 222,680.41
  4. Step 4: Simplify right side
    251,331.53x = 77,208,177,878.08
  5. Step 5: Solve for x
    x = 77,208,177,878.08/251,331.53
  6. Step 6: Final answer
    x = 307,196.55

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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.