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Finding the Fourth Proportional to 292.00, 437.84 and 189.33

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Solution

The fourth proportional to 292.00, 437.84 and 189.33 is: 283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.00 : 437.84 = 189.33 : x
  2. Step 2: Convert to fraction form
    292.00/437.84 = 189.33/x
  3. Step 3: Cross multiply
    292.00x = 437.84 × 189.33
  4. Step 4: Simplify right side
    292.00x = 82,893.11
  5. Step 5: Solve for x
    x = 82,893.11/292.00
  6. Step 6: Final answer
    x = 283.89

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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.