Home / 725,541.90-1,088,493.27-252,231.36

Finding the Fourth Proportional to 725,541.90, 1,088,493.27 and 252,231.36

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Solution

The fourth proportional to 725,541.90, 1,088,493.27 and 252,231.36 is: 378,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,541.90 : 1,088,493.27 = 252,231.36 : x
  2. Step 2: Convert to fraction form
    725,541.90/1,088,493.27 = 252,231.36/x
  3. Step 3: Cross multiply
    725,541.90x = 1,088,493.27 × 252,231.36
  4. Step 4: Simplify right side
    725,541.90x = 274,552,137,842.95
  5. Step 5: Solve for x
    x = 274,552,137,842.95/725,541.90
  6. Step 6: Final answer
    x = 378,409.76

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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.