Home / 905,845.88-1,250,082.84-497,964.88

Finding the Fourth Proportional to 905,845.88, 1,250,082.84 and 497,964.88

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Solution

The fourth proportional to 905,845.88, 1,250,082.84 and 497,964.88 is: 687,200.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,845.88 : 1,250,082.84 = 497,964.88 : x
  2. Step 2: Convert to fraction form
    905,845.88/1,250,082.84 = 497,964.88/x
  3. Step 3: Cross multiply
    905,845.88x = 1,250,082.84 × 497,964.88
  4. Step 4: Simplify right side
    905,845.88x = 622,497,351,410.66
  5. Step 5: Solve for x
    x = 622,497,351,410.66/905,845.88
  6. Step 6: Final answer
    x = 687,200.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.