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Finding the Fourth Proportional to 591.89, 887.58 and 283.66

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Solution

The fourth proportional to 591.89, 887.58 and 283.66 is: 425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.89 : 887.58 = 283.66 : x
  2. Step 2: Convert to fraction form
    591.89/887.58 = 283.66/x
  3. Step 3: Cross multiply
    591.89x = 887.58 × 283.66
  4. Step 4: Simplify right side
    591.89x = 251,768.72
  5. Step 5: Solve for x
    x = 251,768.72/591.89
  6. Step 6: Final answer
    x = 425.37

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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.