Home / 774,568.53-1,162,049.91-454,990.62

Finding the Fourth Proportional to 774,568.53, 1,162,049.91 and 454,990.62

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Solution

The fourth proportional to 774,568.53, 1,162,049.91 and 454,990.62 is: 682,601.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,568.53 : 1,162,049.91 = 454,990.62 : x
  2. Step 2: Convert to fraction form
    774,568.53/1,162,049.91 = 454,990.62/x
  3. Step 3: Cross multiply
    774,568.53x = 1,162,049.91 × 454,990.62
  4. Step 4: Simplify right side
    774,568.53x = 528,721,809,021.84
  5. Step 5: Solve for x
    x = 528,721,809,021.84/774,568.53
  6. Step 6: Final answer
    x = 682,601.72

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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.