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Finding the Fourth Proportional to 244,581.60, 366,872.40 and 211,776.60

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Solution

The fourth proportional to 244,581.60, 366,872.40 and 211,776.60 is: 317,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,581.60 : 366,872.40 = 211,776.60 : x
  2. Step 2: Convert to fraction form
    244,581.60/366,872.40 = 211,776.60/x
  3. Step 3: Cross multiply
    244,581.60x = 366,872.40 × 211,776.60
  4. Step 4: Simplify right side
    244,581.60x = 77,694,989,505.84
  5. Step 5: Solve for x
    x = 77,694,989,505.84/244,581.60
  6. Step 6: Final answer
    x = 317,664.90

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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.