Home / 395,863.20-593,925.12-263,265.12

Finding the Fourth Proportional to 395,863.20, 593,925.12 and 263,265.12

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Solution

The fourth proportional to 395,863.20, 593,925.12 and 263,265.12 is: 394,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,863.20 : 593,925.12 = 263,265.12 : x
  2. Step 2: Convert to fraction form
    395,863.20/593,925.12 = 263,265.12/x
  3. Step 3: Cross multiply
    395,863.20x = 593,925.12 × 263,265.12
  4. Step 4: Simplify right side
    395,863.20x = 156,359,767,987.81
  5. Step 5: Solve for x
    x = 156,359,767,987.81/395,863.20
  6. Step 6: Final answer
    x = 394,984.35

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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.