Home / 695,117.70-1,042,676.55-295,658.10

Finding the Fourth Proportional to 695,117.70, 1,042,676.55 and 295,658.10

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Solution

The fourth proportional to 695,117.70, 1,042,676.55 and 295,658.10 is: 443,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,117.70 : 1,042,676.55 = 295,658.10 : x
  2. Step 2: Convert to fraction form
    695,117.70/1,042,676.55 = 295,658.10/x
  3. Step 3: Cross multiply
    695,117.70x = 1,042,676.55 × 295,658.10
  4. Step 4: Simplify right side
    695,117.70x = 308,275,767,687.56
  5. Step 5: Solve for x
    x = 308,275,767,687.56/695,117.70
  6. Step 6: Final answer
    x = 443,487.15

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Double scale
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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.