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Finding the Fourth Proportional to 588.63, 812.11 and 367.50

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Solution

The fourth proportional to 588.63, 812.11 and 367.50 is: 507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.63 : 812.11 = 367.50 : x
  2. Step 2: Convert to fraction form
    588.63/812.11 = 367.50/x
  3. Step 3: Cross multiply
    588.63x = 812.11 × 367.50
  4. Step 4: Simplify right side
    588.63x = 298,448.59
  5. Step 5: Solve for x
    x = 298,448.59/588.63
  6. Step 6: Final answer
    x = 507.02

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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.