Home / 578,086.36-867,212.24-178,757.93

Finding the Fourth Proportional to 578,086.36, 867,212.24 and 178,757.93

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Solution

The fourth proportional to 578,086.36, 867,212.24 and 178,757.93 is: 268,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,086.36 : 867,212.24 = 178,757.93 : x
  2. Step 2: Convert to fraction form
    578,086.36/867,212.24 = 178,757.93/x
  3. Step 3: Cross multiply
    578,086.36x = 867,212.24 × 178,757.93
  4. Step 4: Simplify right side
    578,086.36x = 155,021,066,167.30
  5. Step 5: Solve for x
    x = 155,021,066,167.30/578,086.36
  6. Step 6: Final answer
    x = 268,162.47

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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.