Home / 725,817.95-1,088,751.41-252,507.23

Finding the Fourth Proportional to 725,817.95, 1,088,751.41 and 252,507.23

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Solution

The fourth proportional to 725,817.95, 1,088,751.41 and 252,507.23 is: 378,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,817.95 : 1,088,751.41 = 252,507.23 : x
  2. Step 2: Convert to fraction form
    725,817.95/1,088,751.41 = 252,507.23/x
  3. Step 3: Cross multiply
    725,817.95x = 1,088,751.41 × 252,507.23
  4. Step 4: Simplify right side
    725,817.95x = 274,917,595,991.40
  5. Step 5: Solve for x
    x = 274,917,595,991.40/725,817.95
  6. Step 6: Final answer
    x = 378,769.36

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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.