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Finding the Fourth Proportional to 244,511.77, 366,728.31 and 66,977.28

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Solution

The fourth proportional to 244,511.77, 366,728.31 and 66,977.28 is: 100,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,511.77 : 366,728.31 = 66,977.28 : x
  2. Step 2: Convert to fraction form
    244,511.77/366,728.31 = 66,977.28/x
  3. Step 3: Cross multiply
    244,511.77x = 366,728.31 × 66,977.28
  4. Step 4: Simplify right side
    244,511.77x = 24,562,464,702.80
  5. Step 5: Solve for x
    x = 24,562,464,702.80/244,511.77
  6. Step 6: Final answer
    x = 100,455.14

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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.