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Finding the Fourth Proportional to 582.27, 873.48 and 322.07

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Solution

The fourth proportional to 582.27, 873.48 and 322.07 is: 483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.27 : 873.48 = 322.07 : x
  2. Step 2: Convert to fraction form
    582.27/873.48 = 322.07/x
  3. Step 3: Cross multiply
    582.27x = 873.48 × 322.07
  4. Step 4: Simplify right side
    582.27x = 281,317.34
  5. Step 5: Solve for x
    x = 281,317.34/582.27
  6. Step 6: Final answer
    x = 483.14

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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.