Home / 578,659.46-867,672.07-179,189.33

Finding the Fourth Proportional to 578,659.46, 867,672.07 and 179,189.33

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Solution

The fourth proportional to 578,659.46, 867,672.07 and 179,189.33 is: 268,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,659.46 : 867,672.07 = 179,189.33 : x
  2. Step 2: Convert to fraction form
    578,659.46/867,672.07 = 179,189.33/x
  3. Step 3: Cross multiply
    578,659.46x = 867,672.07 × 179,189.33
  4. Step 4: Simplify right side
    578,659.46x = 155,477,572,096.68
  5. Step 5: Solve for x
    x = 155,477,572,096.68/578,659.46
  6. Step 6: Final answer
    x = 268,685.79

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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.