Home / 323,214.49-484,287.13-165,225.61

Finding the Fourth Proportional to 323,214.49, 484,287.13 and 165,225.61

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Solution

The fourth proportional to 323,214.49, 484,287.13 and 165,225.61 is: 247,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,214.49 : 484,287.13 = 165,225.61 : x
  2. Step 2: Convert to fraction form
    323,214.49/484,287.13 = 165,225.61/x
  3. Step 3: Cross multiply
    323,214.49x = 484,287.13 × 165,225.61
  4. Step 4: Simplify right side
    323,214.49x = 80,016,636,469.40
  5. Step 5: Solve for x
    x = 80,016,636,469.40/323,214.49
  6. Step 6: Final answer
    x = 247,565.13

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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.