Home / 457,257.69-631,003.91-250,524.63

Finding the Fourth Proportional to 457,257.69, 631,003.91 and 250,524.63

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Solution

The fourth proportional to 457,257.69, 631,003.91 and 250,524.63 is: 345,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,257.69 : 631,003.91 = 250,524.63 : x
  2. Step 2: Convert to fraction form
    457,257.69/631,003.91 = 250,524.63/x
  3. Step 3: Cross multiply
    457,257.69x = 631,003.91 × 250,524.63
  4. Step 4: Simplify right side
    457,257.69x = 158,082,019,828.68
  5. Step 5: Solve for x
    x = 158,082,019,828.68/457,257.69
  6. Step 6: Final answer
    x = 345,717.58

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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.