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Finding the Fourth Proportional to 244.35, 367.85 and 210.87

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Solution

The fourth proportional to 244.35, 367.85 and 210.87 is: 317.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.35 : 367.85 = 210.87 : x
  2. Step 2: Convert to fraction form
    244.35/367.85 = 210.87/x
  3. Step 3: Cross multiply
    244.35x = 367.85 × 210.87
  4. Step 4: Simplify right side
    244.35x = 77,569.06
  5. Step 5: Solve for x
    x = 77,569.06/244.35
  6. Step 6: Final answer
    x = 317.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.