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Finding the Fourth Proportional to 595.26, 893.37 and 422.10

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Solution

The fourth proportional to 595.26, 893.37 and 422.10 is: 633.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.26 : 893.37 = 422.10 : x
  2. Step 2: Convert to fraction form
    595.26/893.37 = 422.10/x
  3. Step 3: Cross multiply
    595.26x = 893.37 × 422.10
  4. Step 4: Simplify right side
    595.26x = 377,091.48
  5. Step 5: Solve for x
    x = 377,091.48/595.26
  6. Step 6: Final answer
    x = 633.49

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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.