Home / 691,982.09-1,037,481.01-265,156.23

Finding the Fourth Proportional to 691,982.09, 1,037,481.01 and 265,156.23

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Solution

The fourth proportional to 691,982.09, 1,037,481.01 and 265,156.23 is: 397,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,982.09 : 1,037,481.01 = 265,156.23 : x
  2. Step 2: Convert to fraction form
    691,982.09/1,037,481.01 = 265,156.23/x
  3. Step 3: Cross multiply
    691,982.09x = 1,037,481.01 × 265,156.23
  4. Step 4: Simplify right side
    691,982.09x = 275,094,556,535.86
  5. Step 5: Solve for x
    x = 275,094,556,535.86/691,982.09
  6. Step 6: Final answer
    x = 397,545.78

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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.