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Finding the Fourth Proportional to 365.16, 547.80 and 337.68

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Solution

The fourth proportional to 365.16, 547.80 and 337.68 is: 506.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.16 : 547.80 = 337.68 : x
  2. Step 2: Convert to fraction form
    365.16/547.80 = 337.68/x
  3. Step 3: Cross multiply
    365.16x = 547.80 × 337.68
  4. Step 4: Simplify right side
    365.16x = 184,981.10
  5. Step 5: Solve for x
    x = 184,981.10/365.16
  6. Step 6: Final answer
    x = 506.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.