Home / 350,372.12-483,481.80-197,435.21

Finding the Fourth Proportional to 350,372.12, 483,481.80 and 197,435.21

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Solution

The fourth proportional to 350,372.12, 483,481.80 and 197,435.21 is: 272,442.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,372.12 : 483,481.80 = 197,435.21 : x
  2. Step 2: Convert to fraction form
    350,372.12/483,481.80 = 197,435.21/x
  3. Step 3: Cross multiply
    350,372.12x = 483,481.80 × 197,435.21
  4. Step 4: Simplify right side
    350,372.12x = 95,456,328,296.77
  5. Step 5: Solve for x
    x = 95,456,328,296.77/350,372.12
  6. Step 6: Final answer
    x = 272,442.71

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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.