Home / 578,800.27-868,233.21-179,497.81

Finding the Fourth Proportional to 578,800.27, 868,233.21 and 179,497.81

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Solution

The fourth proportional to 578,800.27, 868,233.21 and 179,497.81 is: 269,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,800.27 : 868,233.21 = 179,497.81 : x
  2. Step 2: Convert to fraction form
    578,800.27/868,233.21 = 179,497.81/x
  3. Step 3: Cross multiply
    578,800.27x = 868,233.21 × 179,497.81
  4. Step 4: Simplify right side
    578,800.27x = 155,845,959,764.27
  5. Step 5: Solve for x
    x = 155,845,959,764.27/578,800.27
  6. Step 6: Final answer
    x = 269,256.89

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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.