Home / 695,474.40-1,043,211.60-222,175.20

Finding the Fourth Proportional to 695,474.40, 1,043,211.60 and 222,175.20

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Solution

The fourth proportional to 695,474.40, 1,043,211.60 and 222,175.20 is: 333,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,474.40 : 1,043,211.60 = 222,175.20 : x
  2. Step 2: Convert to fraction form
    695,474.40/1,043,211.60 = 222,175.20/x
  3. Step 3: Cross multiply
    695,474.40x = 1,043,211.60 × 222,175.20
  4. Step 4: Simplify right side
    695,474.40x = 231,775,745,872.32
  5. Step 5: Solve for x
    x = 231,775,745,872.32/695,474.40
  6. Step 6: Final answer
    x = 333,262.80

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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.