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Finding the Fourth Proportional to 569.71, 854.57 and 335.53

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Solution

The fourth proportional to 569.71, 854.57 and 335.53 is: 503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.71 : 854.57 = 335.53 : x
  2. Step 2: Convert to fraction form
    569.71/854.57 = 335.53/x
  3. Step 3: Cross multiply
    569.71x = 854.57 × 335.53
  4. Step 4: Simplify right side
    569.71x = 286,732.57
  5. Step 5: Solve for x
    x = 286,732.57/569.71
  6. Step 6: Final answer
    x = 503.30

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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.