Home / 725,667.58-1,088,599.92-252,291.70

Finding the Fourth Proportional to 725,667.58, 1,088,599.92 and 252,291.70

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Solution

The fourth proportional to 725,667.58, 1,088,599.92 and 252,291.70 is: 378,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,667.58 : 1,088,599.92 = 252,291.70 : x
  2. Step 2: Convert to fraction form
    725,667.58/1,088,599.92 = 252,291.70/x
  3. Step 3: Cross multiply
    725,667.58x = 1,088,599.92 × 252,291.70
  4. Step 4: Simplify right side
    725,667.58x = 274,644,724,436.66
  5. Step 5: Solve for x
    x = 274,644,724,436.66/725,667.58
  6. Step 6: Final answer
    x = 378,471.81

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1.5x scale

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.