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Finding the Fourth Proportional to 207.46, 309.59 and 184.46

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Solution

The fourth proportional to 207.46, 309.59 and 184.46 is: 275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207.46 : 309.59 = 184.46 : x
  2. Step 2: Convert to fraction form
    207.46/309.59 = 184.46/x
  3. Step 3: Cross multiply
    207.46x = 309.59 × 184.46
  4. Step 4: Simplify right side
    207.46x = 57,104.50
  5. Step 5: Solve for x
    x = 57,104.50/207.46
  6. Step 6: Final answer
    x = 275.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.