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Finding the Fourth Proportional to 453.17, 677.67 and 337.69

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Solution

The fourth proportional to 453.17, 677.67 and 337.69 is: 504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.17 : 677.67 = 337.69 : x
  2. Step 2: Convert to fraction form
    453.17/677.67 = 337.69/x
  3. Step 3: Cross multiply
    453.17x = 677.67 × 337.69
  4. Step 4: Simplify right side
    453.17x = 228,844.50
  5. Step 5: Solve for x
    x = 228,844.50/453.17
  6. Step 6: Final answer
    x = 504.99

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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.