Home / 397,487.96-596,218.16-113,180.30

Finding the Fourth Proportional to 397,487.96, 596,218.16 and 113,180.30

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Solution

The fourth proportional to 397,487.96, 596,218.16 and 113,180.30 is: 169,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,487.96 : 596,218.16 = 113,180.30 : x
  2. Step 2: Convert to fraction form
    397,487.96/596,218.16 = 113,180.30/x
  3. Step 3: Cross multiply
    397,487.96x = 596,218.16 × 113,180.30
  4. Step 4: Simplify right side
    397,487.96x = 67,480,150,214.25
  5. Step 5: Solve for x
    x = 67,480,150,214.25/397,487.96
  6. Step 6: Final answer
    x = 169,766.53

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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.