Home / 578,660.46-867,673.57-179,190.33

Finding the Fourth Proportional to 578,660.46, 867,673.57 and 179,190.33

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Solution

The fourth proportional to 578,660.46, 867,673.57 and 179,190.33 is: 268,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,660.46 : 867,673.57 = 179,190.33 : x
  2. Step 2: Convert to fraction form
    578,660.46/867,673.57 = 179,190.33/x
  3. Step 3: Cross multiply
    578,660.46x = 867,673.57 × 179,190.33
  4. Step 4: Simplify right side
    578,660.46x = 155,478,713,340.58
  5. Step 5: Solve for x
    x = 155,478,713,340.58/578,660.46
  6. Step 6: Final answer
    x = 268,687.29

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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.