Home / 275,675.33-380,576.45-185,505.41

Finding the Fourth Proportional to 275,675.33, 380,576.45 and 185,505.41

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Solution

The fourth proportional to 275,675.33, 380,576.45 and 185,505.41 is: 256,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,675.33 : 380,576.45 = 185,505.41 : x
  2. Step 2: Convert to fraction form
    275,675.33/380,576.45 = 185,505.41/x
  3. Step 3: Cross multiply
    275,675.33x = 380,576.45 × 185,505.41
  4. Step 4: Simplify right side
    275,675.33x = 70,598,990,393.59
  5. Step 5: Solve for x
    x = 70,598,990,393.59/275,675.33
  6. Step 6: Final answer
    x = 256,094.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.