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Finding the Fourth Proportional to 629,812.06, 944,620.71 and 230,359.42

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Solution

The fourth proportional to 629,812.06, 944,620.71 and 230,359.42 is: 345,503.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,812.06 : 944,620.71 = 230,359.42 : x
  2. Step 2: Convert to fraction form
    629,812.06/944,620.71 = 230,359.42/x
  3. Step 3: Cross multiply
    629,812.06x = 944,620.71 × 230,359.42
  4. Step 4: Simplify right side
    629,812.06x = 217,602,278,875.59
  5. Step 5: Solve for x
    x = 217,602,278,875.59/629,812.06
  6. Step 6: Final answer
    x = 345,503.51

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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.