Home / 622,942.70-934,851.45-268,211.30

Finding the Fourth Proportional to 622,942.70, 934,851.45 and 268,211.30

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Solution

The fourth proportional to 622,942.70, 934,851.45 and 268,211.30 is: 402,505.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,942.70 : 934,851.45 = 268,211.30 : x
  2. Step 2: Convert to fraction form
    622,942.70/934,851.45 = 268,211.30/x
  3. Step 3: Cross multiply
    622,942.70x = 934,851.45 × 268,211.30
  4. Step 4: Simplify right side
    622,942.70x = 250,737,722,711.39
  5. Step 5: Solve for x
    x = 250,737,722,711.39/622,942.70
  6. Step 6: Final answer
    x = 402,505.27

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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.