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Finding the Fourth Proportional to 336.48, 507.66 and 335.58

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Solution

The fourth proportional to 336.48, 507.66 and 335.58 is: 506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.48 : 507.66 = 335.58 : x
  2. Step 2: Convert to fraction form
    336.48/507.66 = 335.58/x
  3. Step 3: Cross multiply
    336.48x = 507.66 × 335.58
  4. Step 4: Simplify right side
    336.48x = 170,360.54
  5. Step 5: Solve for x
    x = 170,360.54/336.48
  6. Step 6: Final answer
    x = 506.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.