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Finding the Fourth Proportional to 468.58, 703.18 and 194.67

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Solution

The fourth proportional to 468.58, 703.18 and 194.67 is: 292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.58 : 703.18 = 194.67 : x
  2. Step 2: Convert to fraction form
    468.58/703.18 = 194.67/x
  3. Step 3: Cross multiply
    468.58x = 703.18 × 194.67
  4. Step 4: Simplify right side
    468.58x = 136,888.66
  5. Step 5: Solve for x
    x = 136,888.66/468.58
  6. Step 6: Final answer
    x = 292.14

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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.