Home / 439,112.26-605,967.06-248,121.56

Finding the Fourth Proportional to 439,112.26, 605,967.06 and 248,121.56

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Solution

The fourth proportional to 439,112.26, 605,967.06 and 248,121.56 is: 342,403.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,112.26 : 605,967.06 = 248,121.56 : x
  2. Step 2: Convert to fraction form
    439,112.26/605,967.06 = 248,121.56/x
  3. Step 3: Cross multiply
    439,112.26x = 605,967.06 × 248,121.56
  4. Step 4: Simplify right side
    439,112.26x = 150,353,492,235.81
  5. Step 5: Solve for x
    x = 150,353,492,235.81/439,112.26
  6. Step 6: Final answer
    x = 342,403.31

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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.