Home / 668,252.48-1,002,876.90-268,896.64

Finding the Fourth Proportional to 668,252.48, 1,002,876.90 and 268,896.64

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Solution

The fourth proportional to 668,252.48, 1,002,876.90 and 268,896.64 is: 403,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,252.48 : 1,002,876.90 = 268,896.64 : x
  2. Step 2: Convert to fraction form
    668,252.48/1,002,876.90 = 268,896.64/x
  3. Step 3: Cross multiply
    668,252.48x = 1,002,876.90 × 268,896.64
  4. Step 4: Simplify right side
    668,252.48x = 269,670,228,743.62
  5. Step 5: Solve for x
    x = 269,670,228,743.62/668,252.48
  6. Step 6: Final answer
    x = 403,545.42

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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.