Home / 746,527.24-1,117,839.03-408,865.51

Finding the Fourth Proportional to 746,527.24, 1,117,839.03 and 408,865.51

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Solution

The fourth proportional to 746,527.24, 1,117,839.03 and 408,865.51 is: 612,229.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,527.24 : 1,117,839.03 = 408,865.51 : x
  2. Step 2: Convert to fraction form
    746,527.24/1,117,839.03 = 408,865.51/x
  3. Step 3: Cross multiply
    746,527.24x = 1,117,839.03 × 408,865.51
  4. Step 4: Simplify right side
    746,527.24x = 457,045,825,098.86
  5. Step 5: Solve for x
    x = 457,045,825,098.86/746,527.24
  6. Step 6: Final answer
    x = 612,229.27

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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.