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Finding the Fourth Proportional to 244,428.60, 318,107.10 and 244,428.60

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Solution

The fourth proportional to 244,428.60, 318,107.10 and 244,428.60 is: 318,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,428.60 : 318,107.10 = 244,428.60 : x
  2. Step 2: Convert to fraction form
    244,428.60/318,107.10 = 244,428.60/x
  3. Step 3: Cross multiply
    244,428.60x = 318,107.10 × 244,428.60
  4. Step 4: Simplify right side
    244,428.60x = 77,754,473,103.06
  5. Step 5: Solve for x
    x = 77,754,473,103.06/244,428.60
  6. Step 6: Final answer
    x = 318,107.10

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.