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Finding the Fourth Proportional to 569.82, 854.72 and 467.80

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Solution

The fourth proportional to 569.82, 854.72 and 467.80 is: 701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.82 : 854.72 = 467.80 : x
  2. Step 2: Convert to fraction form
    569.82/854.72 = 467.80/x
  3. Step 3: Cross multiply
    569.82x = 854.72 × 467.80
  4. Step 4: Simplify right side
    569.82x = 399,838.02
  5. Step 5: Solve for x
    x = 399,838.02/569.82
  6. Step 6: Final answer
    x = 701.69

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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.