Home / 254,561.88-352,056.56-222,675.40

Finding the Fourth Proportional to 254,561.88, 352,056.56 and 222,675.40

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Solution

The fourth proportional to 254,561.88, 352,056.56 and 222,675.40 is: 307,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,561.88 : 352,056.56 = 222,675.40 : x
  2. Step 2: Convert to fraction form
    254,561.88/352,056.56 = 222,675.40/x
  3. Step 3: Cross multiply
    254,561.88x = 352,056.56 × 222,675.40
  4. Step 4: Simplify right side
    254,561.88x = 78,394,335,320.62
  5. Step 5: Solve for x
    x = 78,394,335,320.62/254,561.88
  6. Step 6: Final answer
    x = 307,957.87

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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.