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Finding the Fourth Proportional to 588.89, 883.56 and 218.93

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Solution

The fourth proportional to 588.89, 883.56 and 218.93 is: 328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.89 : 883.56 = 218.93 : x
  2. Step 2: Convert to fraction form
    588.89/883.56 = 218.93/x
  3. Step 3: Cross multiply
    588.89x = 883.56 × 218.93
  4. Step 4: Simplify right side
    588.89x = 193,434.19
  5. Step 5: Solve for x
    x = 193,434.19/588.89
  6. Step 6: Final answer
    x = 328.47

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1.5x scale

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.