Home / 260,048.30-390,072.45-244,301.90

Finding the Fourth Proportional to 260,048.30, 390,072.45 and 244,301.90

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Solution

The fourth proportional to 260,048.30, 390,072.45 and 244,301.90 is: 366,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,048.30 : 390,072.45 = 244,301.90 : x
  2. Step 2: Convert to fraction form
    260,048.30/390,072.45 = 244,301.90/x
  3. Step 3: Cross multiply
    260,048.30x = 390,072.45 × 244,301.90
  4. Step 4: Simplify right side
    260,048.30x = 95,295,440,672.66
  5. Step 5: Solve for x
    x = 95,295,440,672.66/260,048.30
  6. Step 6: Final answer
    x = 366,452.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.