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Finding the Fourth Proportional to 546.67, 820.14 and 501.67

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Solution

The fourth proportional to 546.67, 820.14 and 501.67 is: 752.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.67 : 820.14 = 501.67 : x
  2. Step 2: Convert to fraction form
    546.67/820.14 = 501.67/x
  3. Step 3: Cross multiply
    546.67x = 820.14 × 501.67
  4. Step 4: Simplify right side
    546.67x = 411,439.63
  5. Step 5: Solve for x
    x = 411,439.63/546.67
  6. Step 6: Final answer
    x = 752.63

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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.