Home / 783,839.00-1,175,471.46-615,686.72

Finding the Fourth Proportional to 783,839.00, 1,175,471.46 and 615,686.72

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Solution

The fourth proportional to 783,839.00, 1,175,471.46 and 615,686.72 is: 923,304.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,839.00 : 1,175,471.46 = 615,686.72 : x
  2. Step 2: Convert to fraction form
    783,839.00/1,175,471.46 = 615,686.72/x
  3. Step 3: Cross multiply
    783,839.00x = 1,175,471.46 × 615,686.72
  4. Step 4: Simplify right side
    783,839.00x = 723,722,161,783.65
  5. Step 5: Solve for x
    x = 723,722,161,783.65/783,839.00
  6. Step 6: Final answer
    x = 923,304.61

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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.