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Finding the Fourth Proportional to 244,091.80, 366,356.40 and 210,849.40

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Solution

The fourth proportional to 244,091.80, 366,356.40 and 210,849.40 is: 316,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,091.80 : 366,356.40 = 210,849.40 : x
  2. Step 2: Convert to fraction form
    244,091.80/366,356.40 = 210,849.40/x
  3. Step 3: Cross multiply
    244,091.80x = 366,356.40 × 210,849.40
  4. Step 4: Simplify right side
    244,091.80x = 77,246,027,126.16
  5. Step 5: Solve for x
    x = 77,246,027,126.16/244,091.80
  6. Step 6: Final answer
    x = 316,463.02

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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.