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Finding the Fourth Proportional to 303,050.27, 454,626.44 and 92,639

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Solution

The fourth proportional to 303,050.27, 454,626.44 and 92,639 is: 138,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,050.27 : 454,626.44 = 92,639 : x
  2. Step 2: Convert to fraction form
    303,050.27/454,626.44 = 92,639/x
  3. Step 3: Cross multiply
    303,050.27x = 454,626.44 × 92,639
  4. Step 4: Simplify right side
    303,050.27x = 42,116,138,775.16
  5. Step 5: Solve for x
    x = 42,116,138,775.16/303,050.27
  6. Step 6: Final answer
    x = 138,974.10

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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.