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Finding the Fourth Proportional to 245,273.40, 367,910.10 and 186,224.40

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Solution

The fourth proportional to 245,273.40, 367,910.10 and 186,224.40 is: 279,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,273.40 : 367,910.10 = 186,224.40 : x
  2. Step 2: Convert to fraction form
    245,273.40/367,910.10 = 186,224.40/x
  3. Step 3: Cross multiply
    245,273.40x = 367,910.10 × 186,224.40
  4. Step 4: Simplify right side
    245,273.40x = 68,513,837,626.44
  5. Step 5: Solve for x
    x = 68,513,837,626.44/245,273.40
  6. Step 6: Final answer
    x = 279,336.60

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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.