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Finding the Fourth Proportional to 244,610.90, 366,916.35 and 218,950.10

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Solution

The fourth proportional to 244,610.90, 366,916.35 and 218,950.10 is: 328,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,610.90 : 366,916.35 = 218,950.10 : x
  2. Step 2: Convert to fraction form
    244,610.90/366,916.35 = 218,950.10/x
  3. Step 3: Cross multiply
    244,610.90x = 366,916.35 × 218,950.10
  4. Step 4: Simplify right side
    244,610.90x = 80,336,371,524.14
  5. Step 5: Solve for x
    x = 80,336,371,524.14/244,610.90
  6. Step 6: Final answer
    x = 328,425.15

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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.