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Finding the Fourth Proportional to 937.45, 1,406.18 and 244.07

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Solution

The fourth proportional to 937.45, 1,406.18 and 244.07 is: 366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.45 : 1,406.18 = 244.07 : x
  2. Step 2: Convert to fraction form
    937.45/1,406.18 = 244.07/x
  3. Step 3: Cross multiply
    937.45x = 1,406.18 × 244.07
  4. Step 4: Simplify right side
    937.45x = 343,206.35
  5. Step 5: Solve for x
    x = 343,206.35/937.45
  6. Step 6: Final answer
    x = 366.11

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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.