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Finding the Fourth Proportional to 454,144.38, 680,707.38 and 184,209.79

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Solution

The fourth proportional to 454,144.38, 680,707.38 and 184,209.79 is: 276,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,144.38 : 680,707.38 = 184,209.79 : x
  2. Step 2: Convert to fraction form
    454,144.38/680,707.38 = 184,209.79/x
  3. Step 3: Cross multiply
    454,144.38x = 680,707.38 × 184,209.79
  4. Step 4: Simplify right side
    454,144.38x = 125,392,963,521.25
  5. Step 5: Solve for x
    x = 125,392,963,521.25/454,144.38
  6. Step 6: Final answer
    x = 276,108.15

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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.