Home / 740,469.20-1,110,703.80-682,732.40

Finding the Fourth Proportional to 740,469.20, 1,110,703.80 and 682,732.40

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Solution

The fourth proportional to 740,469.20, 1,110,703.80 and 682,732.40 is: 1,024,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,469.20 : 1,110,703.80 = 682,732.40 : x
  2. Step 2: Convert to fraction form
    740,469.20/1,110,703.80 = 682,732.40/x
  3. Step 3: Cross multiply
    740,469.20x = 1,110,703.80 × 682,732.40
  4. Step 4: Simplify right side
    740,469.20x = 758,313,471,063.12
  5. Step 5: Solve for x
    x = 758,313,471,063.12/740,469.20
  6. Step 6: Final answer
    x = 1,024,098.60

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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.