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Finding the Fourth Proportional to 592,632, 817,837.92 and 324,365.76

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Solution

The fourth proportional to 592,632, 817,837.92 and 324,365.76 is: 447,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,632 : 817,837.92 = 324,365.76 : x
  2. Step 2: Convert to fraction form
    592,632/817,837.92 = 324,365.76/x
  3. Step 3: Cross multiply
    592,632x = 817,837.92 × 324,365.76
  4. Step 4: Simplify right side
    592,632x = 265,278,618,477.62
  5. Step 5: Solve for x
    x = 265,278,618,477.62/592,632
  6. Step 6: Final answer
    x = 447,627.90

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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.