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Finding the Fourth Proportional to 469.18, 703.00 and 160.86

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Solution

The fourth proportional to 469.18, 703.00 and 160.86 is: 241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.18 : 703.00 = 160.86 : x
  2. Step 2: Convert to fraction form
    469.18/703.00 = 160.86/x
  3. Step 3: Cross multiply
    469.18x = 703.00 × 160.86
  4. Step 4: Simplify right side
    469.18x = 113,086.81
  5. Step 5: Solve for x
    x = 113,086.81/469.18
  6. Step 6: Final answer
    x = 241.03

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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.