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Finding the Fourth Proportional to 614.81, 922.22 and 176.07

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Solution

The fourth proportional to 614.81, 922.22 and 176.07 is: 264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.81 : 922.22 = 176.07 : x
  2. Step 2: Convert to fraction form
    614.81/922.22 = 176.07/x
  3. Step 3: Cross multiply
    614.81x = 922.22 × 176.07
  4. Step 4: Simplify right side
    614.81x = 162,374.40
  5. Step 5: Solve for x
    x = 162,374.40/614.81
  6. Step 6: Final answer
    x = 264.11

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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.