Home / 694,175.88-1,041,272.46-220,859.40

Finding the Fourth Proportional to 694,175.88, 1,041,272.46 and 220,859.40

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Solution

The fourth proportional to 694,175.88, 1,041,272.46 and 220,859.40 is: 331,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,175.88 : 1,041,272.46 = 220,859.40 : x
  2. Step 2: Convert to fraction form
    694,175.88/1,041,272.46 = 220,859.40/x
  3. Step 3: Cross multiply
    694,175.88x = 1,041,272.46 × 220,859.40
  4. Step 4: Simplify right side
    694,175.88x = 229,974,810,752.12
  5. Step 5: Solve for x
    x = 229,974,810,752.12/694,175.88
  6. Step 6: Final answer
    x = 331,291.85

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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.