Home / 695,846.70-1,044,115.65-275,136.30

Finding the Fourth Proportional to 695,846.70, 1,044,115.65 and 275,136.30

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Solution

The fourth proportional to 695,846.70, 1,044,115.65 and 275,136.30 is: 412,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,846.70 : 1,044,115.65 = 275,136.30 : x
  2. Step 2: Convert to fraction form
    695,846.70/1,044,115.65 = 275,136.30/x
  3. Step 3: Cross multiply
    695,846.70x = 1,044,115.65 × 275,136.30
  4. Step 4: Simplify right side
    695,846.70x = 287,274,116,713.10
  5. Step 5: Solve for x
    x = 287,274,116,713.10/695,846.70
  6. Step 6: Final answer
    x = 412,841.10

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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.