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Finding the Fourth Proportional to 569.68, 785.82 and 362.68

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Solution

The fourth proportional to 569.68, 785.82 and 362.68 is: 500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.68 : 785.82 = 362.68 : x
  2. Step 2: Convert to fraction form
    569.68/785.82 = 362.68/x
  3. Step 3: Cross multiply
    569.68x = 785.82 × 362.68
  4. Step 4: Simplify right side
    569.68x = 285,001.20
  5. Step 5: Solve for x
    x = 285,001.20/569.68
  6. Step 6: Final answer
    x = 500.28

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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.