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Finding the Fourth Proportional to 395,466.96, 593,301.56 and 114,984.21

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Solution

The fourth proportional to 395,466.96, 593,301.56 and 114,984.21 is: 172,505.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,466.96 : 593,301.56 = 114,984.21 : x
  2. Step 2: Convert to fraction form
    395,466.96/593,301.56 = 114,984.21/x
  3. Step 3: Cross multiply
    395,466.96x = 593,301.56 × 114,984.21
  4. Step 4: Simplify right side
    395,466.96x = 68,220,310,593.45
  5. Step 5: Solve for x
    x = 68,220,310,593.45/395,466.96
  6. Step 6: Final answer
    x = 172,505.71

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1.5x scale

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.