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Finding the Fourth Proportional to 322,332.73, 482,834.63 and 188,808.17

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Solution

The fourth proportional to 322,332.73, 482,834.63 and 188,808.17 is: 282,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,332.73 : 482,834.63 = 188,808.17 : x
  2. Step 2: Convert to fraction form
    322,332.73/482,834.63 = 188,808.17/x
  3. Step 3: Cross multiply
    322,332.73x = 482,834.63 × 188,808.17
  4. Step 4: Simplify right side
    322,332.73x = 91,163,124,582.03
  5. Step 5: Solve for x
    x = 91,163,124,582.03/322,332.73
  6. Step 6: Final answer
    x = 282,823.05

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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.