Home / 828,015.70-1,242,023.55-733,537.30

Finding the Fourth Proportional to 828,015.70, 1,242,023.55 and 733,537.30

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Solution

The fourth proportional to 828,015.70, 1,242,023.55 and 733,537.30 is: 1,100,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,015.70 : 1,242,023.55 = 733,537.30 : x
  2. Step 2: Convert to fraction form
    828,015.70/1,242,023.55 = 733,537.30/x
  3. Step 3: Cross multiply
    828,015.70x = 1,242,023.55 × 733,537.30
  4. Step 4: Simplify right side
    828,015.70x = 911,070,601,403.42
  5. Step 5: Solve for x
    x = 911,070,601,403.42/828,015.70
  6. Step 6: Final answer
    x = 1,100,305.95

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Similar ratio
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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.