Home / 802,686.85-1,107,757.62-444,990.85

Finding the Fourth Proportional to 802,686.85, 1,107,757.62 and 444,990.85

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Solution

The fourth proportional to 802,686.85, 1,107,757.62 and 444,990.85 is: 614,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,686.85 : 1,107,757.62 = 444,990.85 : x
  2. Step 2: Convert to fraction form
    802,686.85/1,107,757.62 = 444,990.85/x
  3. Step 3: Cross multiply
    802,686.85x = 1,107,757.62 × 444,990.85
  4. Step 4: Simplify right side
    802,686.85x = 492,941,997,154.04
  5. Step 5: Solve for x
    x = 492,941,997,154.04/802,686.85
  6. Step 6: Final answer
    x = 614,114.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.