Home / 727,642.70-1,091,627.67-222,161.39

Finding the Fourth Proportional to 727,642.70, 1,091,627.67 and 222,161.39

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Solution

The fourth proportional to 727,642.70, 1,091,627.67 and 222,161.39 is: 333,292.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,642.70 : 1,091,627.67 = 222,161.39 : x
  2. Step 2: Convert to fraction form
    727,642.70/1,091,627.67 = 222,161.39/x
  3. Step 3: Cross multiply
    727,642.70x = 1,091,627.67 × 222,161.39
  4. Step 4: Simplify right side
    727,642.70x = 242,517,520,529.66
  5. Step 5: Solve for x
    x = 242,517,520,529.66/727,642.70
  6. Step 6: Final answer
    x = 333,292.04

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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.