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Finding the Fourth Proportional to 303,080.44, 454,604.14 and 92,718.38

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Solution

The fourth proportional to 303,080.44, 454,604.14 and 92,718.38 is: 139,072.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,080.44 : 454,604.14 = 92,718.38 : x
  2. Step 2: Convert to fraction form
    303,080.44/454,604.14 = 92,718.38/x
  3. Step 3: Cross multiply
    303,080.44x = 454,604.14 × 92,718.38
  4. Step 4: Simplify right side
    303,080.44x = 42,150,159,402.09
  5. Step 5: Solve for x
    x = 42,150,159,402.09/303,080.44
  6. Step 6: Final answer
    x = 139,072.52

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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.