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Finding the Fourth Proportional to 565.13, 779.96 and 332.26

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Solution

The fourth proportional to 565.13, 779.96 and 332.26 is: 458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.13 : 779.96 = 332.26 : x
  2. Step 2: Convert to fraction form
    565.13/779.96 = 332.26/x
  3. Step 3: Cross multiply
    565.13x = 779.96 × 332.26
  4. Step 4: Simplify right side
    565.13x = 259,149.51
  5. Step 5: Solve for x
    x = 259,149.51/565.13
  6. Step 6: Final answer
    x = 458.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.