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Finding the Fourth Proportional to 377.56, 519.94 and 369.08

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Solution

The fourth proportional to 377.56, 519.94 and 369.08 is: 508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.56 : 519.94 = 369.08 : x
  2. Step 2: Convert to fraction form
    377.56/519.94 = 369.08/x
  3. Step 3: Cross multiply
    377.56x = 519.94 × 369.08
  4. Step 4: Simplify right side
    377.56x = 191,899.46
  5. Step 5: Solve for x
    x = 191,899.46/377.56
  6. Step 6: Final answer
    x = 508.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.