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Finding the Fourth Proportional to 595,516.46, 892,891.96 and 392,878.15

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Solution

The fourth proportional to 595,516.46, 892,891.96 and 392,878.15 is: 589,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,516.46 : 892,891.96 = 392,878.15 : x
  2. Step 2: Convert to fraction form
    595,516.46/892,891.96 = 392,878.15/x
  3. Step 3: Cross multiply
    595,516.46x = 892,891.96 × 392,878.15
  4. Step 4: Simplify right side
    595,516.46x = 350,797,738,180.25
  5. Step 5: Solve for x
    x = 350,797,738,180.25/595,516.46
  6. Step 6: Final answer
    x = 589,064.73

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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.