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Finding the Fourth Proportional to 364.03, 549.32 and 351.16

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Solution

The fourth proportional to 364.03, 549.32 and 351.16 is: 529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.03 : 549.32 = 351.16 : x
  2. Step 2: Convert to fraction form
    364.03/549.32 = 351.16/x
  3. Step 3: Cross multiply
    364.03x = 549.32 × 351.16
  4. Step 4: Simplify right side
    364.03x = 192,896.08
  5. Step 5: Solve for x
    x = 192,896.08/364.03
  6. Step 6: Final answer
    x = 529.89

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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.