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Finding the Fourth Proportional to 582.68, 873.96 and 365.60

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Solution

The fourth proportional to 582.68, 873.96 and 365.60 is: 548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.68 : 873.96 = 365.60 : x
  2. Step 2: Convert to fraction form
    582.68/873.96 = 365.60/x
  3. Step 3: Cross multiply
    582.68x = 873.96 × 365.60
  4. Step 4: Simplify right side
    582.68x = 319,519.78
  5. Step 5: Solve for x
    x = 319,519.78/582.68
  6. Step 6: Final answer
    x = 548.36

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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.