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Finding the Fourth Proportional to 373.14, 560.12 and 210.96

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Solution

The fourth proportional to 373.14, 560.12 and 210.96 is: 316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.14 : 560.12 = 210.96 : x
  2. Step 2: Convert to fraction form
    373.14/560.12 = 210.96/x
  3. Step 3: Cross multiply
    373.14x = 560.12 × 210.96
  4. Step 4: Simplify right side
    373.14x = 118,161.86
  5. Step 5: Solve for x
    x = 118,161.86/373.14
  6. Step 6: Final answer
    x = 316.67

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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.