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Finding the Fourth Proportional to 617.95, 926.70 and 184.96

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Solution

The fourth proportional to 617.95, 926.70 and 184.96 is: 277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.95 : 926.70 = 184.96 : x
  2. Step 2: Convert to fraction form
    617.95/926.70 = 184.96/x
  3. Step 3: Cross multiply
    617.95x = 926.70 × 184.96
  4. Step 4: Simplify right side
    617.95x = 171,402.43
  5. Step 5: Solve for x
    x = 171,402.43/617.95
  6. Step 6: Final answer
    x = 277.37

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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.