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Finding the Fourth Proportional to 569.44, 785.56 and 336.44

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Solution

The fourth proportional to 569.44, 785.56 and 336.44 is: 464.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.44 : 785.56 = 336.44 : x
  2. Step 2: Convert to fraction form
    569.44/785.56 = 336.44/x
  3. Step 3: Cross multiply
    569.44x = 785.56 × 336.44
  4. Step 4: Simplify right side
    569.44x = 264,293.81
  5. Step 5: Solve for x
    x = 264,293.81/569.44
  6. Step 6: Final answer
    x = 464.13

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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.