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Finding the Fourth Proportional to 589.03, 812.97 and 367.93

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Solution

The fourth proportional to 589.03, 812.97 and 367.93 is: 507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.03 : 812.97 = 367.93 : x
  2. Step 2: Convert to fraction form
    589.03/812.97 = 367.93/x
  3. Step 3: Cross multiply
    589.03x = 812.97 × 367.93
  4. Step 4: Simplify right side
    589.03x = 299,116.05
  5. Step 5: Solve for x
    x = 299,116.05/589.03
  6. Step 6: Final answer
    x = 507.81

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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.