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Finding the Fourth Proportional to 501.35, 751.77 and 176.67

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Solution

The fourth proportional to 501.35, 751.77 and 176.67 is: 264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.35 : 751.77 = 176.67 : x
  2. Step 2: Convert to fraction form
    501.35/751.77 = 176.67/x
  3. Step 3: Cross multiply
    501.35x = 751.77 × 176.67
  4. Step 4: Simplify right side
    501.35x = 132,815.21
  5. Step 5: Solve for x
    x = 132,815.21/501.35
  6. Step 6: Final answer
    x = 264.92

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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.