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Finding the Fourth Proportional to 368.08, 508.04 and 350.68

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Solution

The fourth proportional to 368.08, 508.04 and 350.68 is: 484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.08 : 508.04 = 350.68 : x
  2. Step 2: Convert to fraction form
    368.08/508.04 = 350.68/x
  3. Step 3: Cross multiply
    368.08x = 508.04 × 350.68
  4. Step 4: Simplify right side
    368.08x = 178,159.47
  5. Step 5: Solve for x
    x = 178,159.47/368.08
  6. Step 6: Final answer
    x = 484.02

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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.