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Finding the Fourth Proportional to 893.96, 1,341.25 and 564.52

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Solution

The fourth proportional to 893.96, 1,341.25 and 564.52 is: 846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.96 : 1,341.25 = 564.52 : x
  2. Step 2: Convert to fraction form
    893.96/1,341.25 = 564.52/x
  3. Step 3: Cross multiply
    893.96x = 1,341.25 × 564.52
  4. Step 4: Simplify right side
    893.96x = 757,157.69
  5. Step 5: Solve for x
    x = 757,157.69/893.96
  6. Step 6: Final answer
    x = 846.97

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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.