Home / 395,786.13-546,212.19-240,797.90

Finding the Fourth Proportional to 395,786.13, 546,212.19 and 240,797.90

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Solution

The fourth proportional to 395,786.13, 546,212.19 and 240,797.90 is: 332,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,786.13 : 546,212.19 = 240,797.90 : x
  2. Step 2: Convert to fraction form
    395,786.13/546,212.19 = 240,797.90/x
  3. Step 3: Cross multiply
    395,786.13x = 546,212.19 × 240,797.90
  4. Step 4: Simplify right side
    395,786.13x = 131,526,748,306.40
  5. Step 5: Solve for x
    x = 131,526,748,306.40/395,786.13
  6. Step 6: Final answer
    x = 332,317.73

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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.