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Finding the Fourth Proportional to 482.76, 665.42 and 335.14

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Solution

The fourth proportional to 482.76, 665.42 and 335.14 is: 461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.76 : 665.42 = 335.14 : x
  2. Step 2: Convert to fraction form
    482.76/665.42 = 335.14/x
  3. Step 3: Cross multiply
    482.76x = 665.42 × 335.14
  4. Step 4: Simplify right side
    482.76x = 223,005.52
  5. Step 5: Solve for x
    x = 223,005.52/482.76
  6. Step 6: Final answer
    x = 461.94

Related Problems

Find fourth proportional to 241.38, 332.71 and 167.57
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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.