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Finding the Fourth Proportional to 322,722.11, 484,000.95 and 228,834.20

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Solution

The fourth proportional to 322,722.11, 484,000.95 and 228,834.20 is: 343,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,722.11 : 484,000.95 = 228,834.20 : x
  2. Step 2: Convert to fraction form
    322,722.11/484,000.95 = 228,834.20/x
  3. Step 3: Cross multiply
    322,722.11x = 484,000.95 × 228,834.20
  4. Step 4: Simplify right side
    322,722.11x = 110,755,970,192.49
  5. Step 5: Solve for x
    x = 110,755,970,192.49/322,722.11
  6. Step 6: Final answer
    x = 343,193.00

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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.