Home / 733,165.20-1,099,747.80-644,518.80

Finding the Fourth Proportional to 733,165.20, 1,099,747.80 and 644,518.80

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Solution

The fourth proportional to 733,165.20, 1,099,747.80 and 644,518.80 is: 966,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,165.20 : 1,099,747.80 = 644,518.80 : x
  2. Step 2: Convert to fraction form
    733,165.20/1,099,747.80 = 644,518.80/x
  3. Step 3: Cross multiply
    733,165.20x = 1,099,747.80 × 644,518.80
  4. Step 4: Simplify right side
    733,165.20x = 708,808,132,358.64
  5. Step 5: Solve for x
    x = 708,808,132,358.64/733,165.20
  6. Step 6: Final answer
    x = 966,778.20

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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.