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Finding the Fourth Proportional to 590,882.11, 815,335.27 and 332,715.67

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Solution

The fourth proportional to 590,882.11, 815,335.27 and 332,715.67 is: 459,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,882.11 : 815,335.27 = 332,715.67 : x
  2. Step 2: Convert to fraction form
    590,882.11/815,335.27 = 332,715.67/x
  3. Step 3: Cross multiply
    590,882.11x = 815,335.27 × 332,715.67
  4. Step 4: Simplify right side
    590,882.11x = 271,274,820,632.68
  5. Step 5: Solve for x
    x = 271,274,820,632.68/590,882.11
  6. Step 6: Final answer
    x = 459,101.43

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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.