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Finding the Fourth Proportional to 340.09, 469.33 and 184.84

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Solution

The fourth proportional to 340.09, 469.33 and 184.84 is: 255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.09 : 469.33 = 184.84 : x
  2. Step 2: Convert to fraction form
    340.09/469.33 = 184.84/x
  3. Step 3: Cross multiply
    340.09x = 469.33 × 184.84
  4. Step 4: Simplify right side
    340.09x = 86,750.96
  5. Step 5: Solve for x
    x = 86,750.96/340.09
  6. Step 6: Final answer
    x = 255.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.