Home / 252,821.76-381,151.68-239,274.24

Finding the Fourth Proportional to 252,821.76, 381,151.68 and 239,274.24

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Solution

The fourth proportional to 252,821.76, 381,151.68 and 239,274.24 is: 360,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,821.76 : 381,151.68 = 239,274.24 : x
  2. Step 2: Convert to fraction form
    252,821.76/381,151.68 = 239,274.24/x
  3. Step 3: Cross multiply
    252,821.76x = 381,151.68 × 239,274.24
  4. Step 4: Simplify right side
    252,821.76x = 91,199,778,556.72
  5. Step 5: Solve for x
    x = 91,199,778,556.72/252,821.76
  6. Step 6: Final answer
    x = 360,727.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.