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Finding the Fourth Proportional to 293,640.20, 440,460.30 and 244,651.40

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Solution

The fourth proportional to 293,640.20, 440,460.30 and 244,651.40 is: 366,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,640.20 : 440,460.30 = 244,651.40 : x
  2. Step 2: Convert to fraction form
    293,640.20/440,460.30 = 244,651.40/x
  3. Step 3: Cross multiply
    293,640.20x = 440,460.30 × 244,651.40
  4. Step 4: Simplify right side
    293,640.20x = 107,759,229,039.42
  5. Step 5: Solve for x
    x = 107,759,229,039.42/293,640.20
  6. Step 6: Final answer
    x = 366,977.10

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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.