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Finding the Fourth Proportional to 377.53, 566.36 and 117.51

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Solution

The fourth proportional to 377.53, 566.36 and 117.51 is: 176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.53 : 566.36 = 117.51 : x
  2. Step 2: Convert to fraction form
    377.53/566.36 = 117.51/x
  3. Step 3: Cross multiply
    377.53x = 566.36 × 117.51
  4. Step 4: Simplify right side
    377.53x = 66,551.96
  5. Step 5: Solve for x
    x = 66,551.96/377.53
  6. Step 6: Final answer
    x = 176.28

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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.