Home / 756,631.77-1,134,664.62-251,098.48

Finding the Fourth Proportional to 756,631.77, 1,134,664.62 and 251,098.48

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Solution

The fourth proportional to 756,631.77, 1,134,664.62 and 251,098.48 is: 376,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,631.77 : 1,134,664.62 = 251,098.48 : x
  2. Step 2: Convert to fraction form
    756,631.77/1,134,664.62 = 251,098.48/x
  3. Step 3: Cross multiply
    756,631.77x = 1,134,664.62 × 251,098.48
  4. Step 4: Simplify right side
    756,631.77x = 284,912,561,391.78
  5. Step 5: Solve for x
    x = 284,912,561,391.78/756,631.77
  6. Step 6: Final answer
    x = 376,553.79

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1.5x scale

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.