Home / 725,507.82-1,088,260.02-193,028.94

Finding the Fourth Proportional to 725,507.82, 1,088,260.02 and 193,028.94

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Solution

The fourth proportional to 725,507.82, 1,088,260.02 and 193,028.94 is: 289,542.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,507.82 : 1,088,260.02 = 193,028.94 : x
  2. Step 2: Convert to fraction form
    725,507.82/1,088,260.02 = 193,028.94/x
  3. Step 3: Cross multiply
    725,507.82x = 1,088,260.02 × 193,028.94
  4. Step 4: Simplify right side
    725,507.82x = 210,065,678,104.98
  5. Step 5: Solve for x
    x = 210,065,678,104.98/725,507.82
  6. Step 6: Final answer
    x = 289,542.96

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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.