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Finding the Fourth Proportional to 549.83, 758.79 and 337.07

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Solution

The fourth proportional to 549.83, 758.79 and 337.07 is: 465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.83 : 758.79 = 337.07 : x
  2. Step 2: Convert to fraction form
    549.83/758.79 = 337.07/x
  3. Step 3: Cross multiply
    549.83x = 758.79 × 337.07
  4. Step 4: Simplify right side
    549.83x = 255,761.55
  5. Step 5: Solve for x
    x = 255,761.55/549.83
  6. Step 6: Final answer
    x = 465.17

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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.