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Finding the Fourth Proportional to 368.60, 549.19 and 363.32

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Solution

The fourth proportional to 368.60, 549.19 and 363.32 is: 541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.60 : 549.19 = 363.32 : x
  2. Step 2: Convert to fraction form
    368.60/549.19 = 363.32/x
  3. Step 3: Cross multiply
    368.60x = 549.19 × 363.32
  4. Step 4: Simplify right side
    368.60x = 199,531.71
  5. Step 5: Solve for x
    x = 199,531.71/368.60
  6. Step 6: Final answer
    x = 541.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.