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Finding the Fourth Proportional to 244,356.48, 366,534.72 and 66,856.32

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Solution

The fourth proportional to 244,356.48, 366,534.72 and 66,856.32 is: 100,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,356.48 : 366,534.72 = 66,856.32 : x
  2. Step 2: Convert to fraction form
    244,356.48/366,534.72 = 66,856.32/x
  3. Step 3: Cross multiply
    244,356.48x = 366,534.72 × 66,856.32
  4. Step 4: Simplify right side
    244,356.48x = 24,505,162,531.43
  5. Step 5: Solve for x
    x = 24,505,162,531.43/244,356.48
  6. Step 6: Final answer
    x = 100,284.48

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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.