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Finding the Fourth Proportional to 569.28, 855.81 and 467.32

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Solution

The fourth proportional to 569.28, 855.81 and 467.32 is: 702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.28 : 855.81 = 467.32 : x
  2. Step 2: Convert to fraction form
    569.28/855.81 = 467.32/x
  3. Step 3: Cross multiply
    569.28x = 855.81 × 467.32
  4. Step 4: Simplify right side
    569.28x = 399,934.99
  5. Step 5: Solve for x
    x = 399,934.99/569.28
  6. Step 6: Final answer
    x = 702.53

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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.