Home / 439,625.13-606,682.67-248,634.42

Finding the Fourth Proportional to 439,625.13, 606,682.67 and 248,634.42

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Solution

The fourth proportional to 439,625.13, 606,682.67 and 248,634.42 is: 343,115.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,625.13 : 606,682.67 = 248,634.42 : x
  2. Step 2: Convert to fraction form
    439,625.13/606,682.67 = 248,634.42/x
  3. Step 3: Cross multiply
    439,625.13x = 606,682.67 × 248,634.42
  4. Step 4: Simplify right side
    439,625.13x = 150,842,193,779.50
  5. Step 5: Solve for x
    x = 150,842,193,779.50/439,625.13
  6. Step 6: Final answer
    x = 343,115.49

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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.