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Finding the Fourth Proportional to 400,077.44, 600,119.04 and 119,597.12

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Solution

The fourth proportional to 400,077.44, 600,119.04 and 119,597.12 is: 179,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,077.44 : 600,119.04 = 119,597.12 : x
  2. Step 2: Convert to fraction form
    400,077.44/600,119.04 = 119,597.12/x
  3. Step 3: Cross multiply
    400,077.44x = 600,119.04 × 119,597.12
  4. Step 4: Simplify right side
    400,077.44x = 71,772,508,841.16
  5. Step 5: Solve for x
    x = 71,772,508,841.16/400,077.44
  6. Step 6: Final answer
    x = 179,396.54

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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.