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Finding the Fourth Proportional to 222,407.90, 333,634.17 and 62,484.20

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Solution

The fourth proportional to 222,407.90, 333,634.17 and 62,484.20 is: 93,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,407.90 : 333,634.17 = 62,484.20 : x
  2. Step 2: Convert to fraction form
    222,407.90/333,634.17 = 62,484.20/x
  3. Step 3: Cross multiply
    222,407.90x = 333,634.17 × 62,484.20
  4. Step 4: Simplify right side
    222,407.90x = 20,846,862,536.94
  5. Step 5: Solve for x
    x = 20,846,862,536.94/222,407.90
  6. Step 6: Final answer
    x = 93,732.57

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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.