Home / 733,207.70-1,099,811.55-644,561.30

Finding the Fourth Proportional to 733,207.70, 1,099,811.55 and 644,561.30

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Solution

The fourth proportional to 733,207.70, 1,099,811.55 and 644,561.30 is: 966,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,207.70 : 1,099,811.55 = 644,561.30 : x
  2. Step 2: Convert to fraction form
    733,207.70/1,099,811.55 = 644,561.30/x
  3. Step 3: Cross multiply
    733,207.70x = 1,099,811.55 × 644,561.30
  4. Step 4: Simplify right side
    733,207.70x = 708,895,962,423.02
  5. Step 5: Solve for x
    x = 708,895,962,423.02/733,207.70
  6. Step 6: Final answer
    x = 966,841.95

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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.