Home / 578,262.24-867,911.76-484,081.92

Finding the Fourth Proportional to 578,262.24, 867,911.76 and 484,081.92

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Solution

The fourth proportional to 578,262.24, 867,911.76 and 484,081.92 is: 726,556.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,262.24 : 867,911.76 = 484,081.92 : x
  2. Step 2: Convert to fraction form
    578,262.24/867,911.76 = 484,081.92/x
  3. Step 3: Cross multiply
    578,262.24x = 867,911.76 × 484,081.92
  4. Step 4: Simplify right side
    578,262.24x = 420,140,391,171.38
  5. Step 5: Solve for x
    x = 420,140,391,171.38/578,262.24
  6. Step 6: Final answer
    x = 726,556.85

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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.