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Finding the Fourth Proportional to 592,449, 817,579.62 and 324,177

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Solution

The fourth proportional to 592,449, 817,579.62 and 324,177 is: 447,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,449 : 817,579.62 = 324,177 : x
  2. Step 2: Convert to fraction form
    592,449/817,579.62 = 324,177/x
  3. Step 3: Cross multiply
    592,449x = 817,579.62 × 324,177
  4. Step 4: Simplify right side
    592,449x = 265,040,508,472.74
  5. Step 5: Solve for x
    x = 265,040,508,472.74/592,449
  6. Step 6: Final answer
    x = 447,364.26

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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.