Home / 733,620.30-1,100,430.45-670,634.70

Finding the Fourth Proportional to 733,620.30, 1,100,430.45 and 670,634.70

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Solution

The fourth proportional to 733,620.30, 1,100,430.45 and 670,634.70 is: 1,005,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,620.30 : 1,100,430.45 = 670,634.70 : x
  2. Step 2: Convert to fraction form
    733,620.30/1,100,430.45 = 670,634.70/x
  3. Step 3: Cross multiply
    733,620.30x = 1,100,430.45 × 670,634.70
  4. Step 4: Simplify right side
    733,620.30x = 737,986,844,706.62
  5. Step 5: Solve for x
    x = 737,986,844,706.62/733,620.30
  6. Step 6: Final answer
    x = 1,005,952.05

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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.