Home / 439,769.58-606,839.85-248,745.66

Finding the Fourth Proportional to 439,769.58, 606,839.85 and 248,745.66

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Solution

The fourth proportional to 439,769.58, 606,839.85 and 248,745.66 is: 343,245.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,769.58 : 606,839.85 = 248,745.66 : x
  2. Step 2: Convert to fraction form
    439,769.58/606,839.85 = 248,745.66/x
  3. Step 3: Cross multiply
    439,769.58x = 606,839.85 × 248,745.66
  4. Step 4: Simplify right side
    439,769.58x = 150,948,779,002.55
  5. Step 5: Solve for x
    x = 150,948,779,002.55/439,769.58
  6. Step 6: Final answer
    x = 343,245.16

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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.