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Finding the Fourth Proportional to 403.34, 604.68 and 184.07

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Solution

The fourth proportional to 403.34, 604.68 and 184.07 is: 275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    403.34 : 604.68 = 184.07 : x
  2. Step 2: Convert to fraction form
    403.34/604.68 = 184.07/x
  3. Step 3: Cross multiply
    403.34x = 604.68 × 184.07
  4. Step 4: Simplify right side
    403.34x = 111,300.42
  5. Step 5: Solve for x
    x = 111,300.42/403.34
  6. Step 6: Final answer
    x = 275.95

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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.