Home / 572,942.20-858,846.30-253,267.60

Finding the Fourth Proportional to 572,942.20, 858,846.30 and 253,267.60

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Solution

The fourth proportional to 572,942.20, 858,846.30 and 253,267.60 is: 379,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,942.20 : 858,846.30 = 253,267.60 : x
  2. Step 2: Convert to fraction form
    572,942.20/858,846.30 = 253,267.60/x
  3. Step 3: Cross multiply
    572,942.20x = 858,846.30 × 253,267.60
  4. Step 4: Simplify right side
    572,942.20x = 217,517,941,169.88
  5. Step 5: Solve for x
    x = 217,517,941,169.88/572,942.20
  6. Step 6: Final answer
    x = 379,650.76

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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.