Home / 725,814.36-1,088,900.15-252,503.82

Finding the Fourth Proportional to 725,814.36, 1,088,900.15 and 252,503.82

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Solution

The fourth proportional to 725,814.36, 1,088,900.15 and 252,503.82 is: 378,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,814.36 : 1,088,900.15 = 252,503.82 : x
  2. Step 2: Convert to fraction form
    725,814.36/1,088,900.15 = 252,503.82/x
  3. Step 3: Cross multiply
    725,814.36x = 1,088,900.15 × 252,503.82
  4. Step 4: Simplify right side
    725,814.36x = 274,951,446,211.05
  5. Step 5: Solve for x
    x = 274,951,446,211.05/725,814.36
  6. Step 6: Final answer
    x = 378,817.86

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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.