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Finding the Fourth Proportional to 322,899.14, 484,086.27 and 112,684.70

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Solution

The fourth proportional to 322,899.14, 484,086.27 and 112,684.70 is: 168,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,899.14 : 484,086.27 = 112,684.70 : x
  2. Step 2: Convert to fraction form
    322,899.14/484,086.27 = 112,684.70/x
  3. Step 3: Cross multiply
    322,899.14x = 484,086.27 × 112,684.70
  4. Step 4: Simplify right side
    322,899.14x = 54,549,115,545.65
  5. Step 5: Solve for x
    x = 54,549,115,545.65/322,899.14
  6. Step 6: Final answer
    x = 168,935.46

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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.