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Finding the Fourth Proportional to 539,867.52, 808,912.71 and 184,687.38

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Solution

The fourth proportional to 539,867.52, 808,912.71 and 184,687.38 is: 276,727.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,867.52 : 808,912.71 = 184,687.38 : x
  2. Step 2: Convert to fraction form
    539,867.52/808,912.71 = 184,687.38/x
  3. Step 3: Cross multiply
    539,867.52x = 808,912.71 × 184,687.38
  4. Step 4: Simplify right side
    539,867.52x = 149,395,969,058.60
  5. Step 5: Solve for x
    x = 149,395,969,058.60/539,867.52
  6. Step 6: Final answer
    x = 276,727.09

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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.