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Finding the Fourth Proportional to 606.66, 910.44 and 332.47

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Solution

The fourth proportional to 606.66, 910.44 and 332.47 is: 498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.66 : 910.44 = 332.47 : x
  2. Step 2: Convert to fraction form
    606.66/910.44 = 332.47/x
  3. Step 3: Cross multiply
    606.66x = 910.44 × 332.47
  4. Step 4: Simplify right side
    606.66x = 302,695.12
  5. Step 5: Solve for x
    x = 302,695.12/606.66
  6. Step 6: Final answer
    x = 498.96

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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.