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Finding the Fourth Proportional to 635.67, 953.50 and 377.46

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Solution

The fourth proportional to 635.67, 953.50 and 377.46 is: 566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.67 : 953.50 = 377.46 : x
  2. Step 2: Convert to fraction form
    635.67/953.50 = 377.46/x
  3. Step 3: Cross multiply
    635.67x = 953.50 × 377.46
  4. Step 4: Simplify right side
    635.67x = 359,908.11
  5. Step 5: Solve for x
    x = 359,908.11/635.67
  6. Step 6: Final answer
    x = 566.19

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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.