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Finding the Fourth Proportional to 327,278.88, 451,642.02 and 184,035.87

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Solution

The fourth proportional to 327,278.88, 451,642.02 and 184,035.87 is: 253,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,278.88 : 451,642.02 = 184,035.87 : x
  2. Step 2: Convert to fraction form
    327,278.88/451,642.02 = 184,035.87/x
  3. Step 3: Cross multiply
    327,278.88x = 451,642.02 × 184,035.87
  4. Step 4: Simplify right side
    327,278.88x = 83,118,332,079.26
  5. Step 5: Solve for x
    x = 83,118,332,079.26/327,278.88
  6. Step 6: Final answer
    x = 253,967.91

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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.