Home / 414,493.62-571,997.16-230,729.28

Finding the Fourth Proportional to 414,493.62, 571,997.16 and 230,729.28

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Solution

The fourth proportional to 414,493.62, 571,997.16 and 230,729.28 is: 318,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,493.62 : 571,997.16 = 230,729.28 : x
  2. Step 2: Convert to fraction form
    414,493.62/571,997.16 = 230,729.28/x
  3. Step 3: Cross multiply
    414,493.62x = 571,997.16 × 230,729.28
  4. Step 4: Simplify right side
    414,493.62x = 131,976,492,888.85
  5. Step 5: Solve for x
    x = 131,976,492,888.85/414,493.62
  6. Step 6: Final answer
    x = 318,404.16

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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.