Home / 788,165.76-1,182,414.92-255,645.44

Finding the Fourth Proportional to 788,165.76, 1,182,414.92 and 255,645.44

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Solution

The fourth proportional to 788,165.76, 1,182,414.92 and 255,645.44 is: 383,522.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,165.76 : 1,182,414.92 = 255,645.44 : x
  2. Step 2: Convert to fraction form
    788,165.76/1,182,414.92 = 255,645.44/x
  3. Step 3: Cross multiply
    788,165.76x = 1,182,414.92 × 255,645.44
  4. Step 4: Simplify right side
    788,165.76x = 302,278,982,485.97
  5. Step 5: Solve for x
    x = 302,278,982,485.97/788,165.76
  6. Step 6: Final answer
    x = 383,522.09

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1.5x scale

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.