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Finding the Fourth Proportional to 539,183.08, 808,745.44 and 165,207.16

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Solution

The fourth proportional to 539,183.08, 808,745.44 and 165,207.16 is: 247,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,183.08 : 808,745.44 = 165,207.16 : x
  2. Step 2: Convert to fraction form
    539,183.08/808,745.44 = 165,207.16/x
  3. Step 3: Cross multiply
    539,183.08x = 808,745.44 × 165,207.16
  4. Step 4: Simplify right side
    539,183.08x = 133,610,537,305.35
  5. Step 5: Solve for x
    x = 133,610,537,305.35/539,183.08
  6. Step 6: Final answer
    x = 247,801.80

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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.