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Finding the Fourth Proportional to 296,086.60, 444,129.90 and 201,608.20

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Solution

The fourth proportional to 296,086.60, 444,129.90 and 201,608.20 is: 302,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,086.60 : 444,129.90 = 201,608.20 : x
  2. Step 2: Convert to fraction form
    296,086.60/444,129.90 = 201,608.20/x
  3. Step 3: Cross multiply
    296,086.60x = 444,129.90 × 201,608.20
  4. Step 4: Simplify right side
    296,086.60x = 89,540,229,705.18
  5. Step 5: Solve for x
    x = 89,540,229,705.18/296,086.60
  6. Step 6: Final answer
    x = 302,412.30

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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.