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Finding the Fourth Proportional to 377.31, 566.16 and 376.14

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Solution

The fourth proportional to 377.31, 566.16 and 376.14 is: 564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.31 : 566.16 = 376.14 : x
  2. Step 2: Convert to fraction form
    377.31/566.16 = 376.14/x
  3. Step 3: Cross multiply
    377.31x = 566.16 × 376.14
  4. Step 4: Simplify right side
    377.31x = 212,955.42
  5. Step 5: Solve for x
    x = 212,955.42/377.31
  6. Step 6: Final answer
    x = 564.40

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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.