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Finding the Fourth Proportional to 483,956.84, 726,082.94 and 247,465.64

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Solution

The fourth proportional to 483,956.84, 726,082.94 and 247,465.64 is: 371,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,956.84 : 726,082.94 = 247,465.64 : x
  2. Step 2: Convert to fraction form
    483,956.84/726,082.94 = 247,465.64/x
  3. Step 3: Cross multiply
    483,956.84x = 726,082.94 × 247,465.64
  4. Step 4: Simplify right side
    483,956.84x = 179,680,576,428.43
  5. Step 5: Solve for x
    x = 179,680,576,428.43/483,956.84
  6. Step 6: Final answer
    x = 371,273.97

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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.