Home / 439,091.72-605,938.68-248,101.04

Finding the Fourth Proportional to 439,091.72, 605,938.68 and 248,101.04

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Solution

The fourth proportional to 439,091.72, 605,938.68 and 248,101.04 is: 342,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,091.72 : 605,938.68 = 248,101.04 : x
  2. Step 2: Convert to fraction form
    439,091.72/605,938.68 = 248,101.04/x
  3. Step 3: Cross multiply
    439,091.72x = 605,938.68 × 248,101.04
  4. Step 4: Simplify right side
    439,091.72x = 150,334,016,684.23
  5. Step 5: Solve for x
    x = 150,334,016,684.23/439,091.72
  6. Step 6: Final answer
    x = 342,374.98

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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.