Home / 674,505.45-1,011,891.02-201,180.33

Finding the Fourth Proportional to 674,505.45, 1,011,891.02 and 201,180.33

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Solution

The fourth proportional to 674,505.45, 1,011,891.02 and 201,180.33 is: 301,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,505.45 : 1,011,891.02 = 201,180.33 : x
  2. Step 2: Convert to fraction form
    674,505.45/1,011,891.02 = 201,180.33/x
  3. Step 3: Cross multiply
    674,505.45x = 1,011,891.02 × 201,180.33
  4. Step 4: Simplify right side
    674,505.45x = 203,572,568,321.74
  5. Step 5: Solve for x
    x = 203,572,568,321.74/674,505.45
  6. Step 6: Final answer
    x = 301,810.12

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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.