Home / 676,806.57-1,015,337.94-272,030.27

Finding the Fourth Proportional to 676,806.57, 1,015,337.94 and 272,030.27

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Solution

The fourth proportional to 676,806.57, 1,015,337.94 and 272,030.27 is: 408,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,806.57 : 1,015,337.94 = 272,030.27 : x
  2. Step 2: Convert to fraction form
    676,806.57/1,015,337.94 = 272,030.27/x
  3. Step 3: Cross multiply
    676,806.57x = 1,015,337.94 × 272,030.27
  4. Step 4: Simplify right side
    676,806.57x = 276,202,647,862.64
  5. Step 5: Solve for x
    x = 276,202,647,862.64/676,806.57
  6. Step 6: Final answer
    x = 408,096.88

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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.