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Finding the Fourth Proportional to 582.45, 873.53 and 322.33

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Solution

The fourth proportional to 582.45, 873.53 and 322.33 is: 483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.45 : 873.53 = 322.33 : x
  2. Step 2: Convert to fraction form
    582.45/873.53 = 322.33/x
  3. Step 3: Cross multiply
    582.45x = 873.53 × 322.33
  4. Step 4: Simplify right side
    582.45x = 281,564.92
  5. Step 5: Solve for x
    x = 281,564.92/582.45
  6. Step 6: Final answer
    x = 483.41

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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.