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Finding the Fourth Proportional to 604,955.87, 834,849.79 and 329,321.70

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Solution

The fourth proportional to 604,955.87, 834,849.79 and 329,321.70 is: 454,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,955.87 : 834,849.79 = 329,321.70 : x
  2. Step 2: Convert to fraction form
    604,955.87/834,849.79 = 329,321.70/x
  3. Step 3: Cross multiply
    604,955.87x = 834,849.79 × 329,321.70
  4. Step 4: Simplify right side
    604,955.87x = 274,934,147,089.89
  5. Step 5: Solve for x
    x = 274,934,147,089.89/604,955.87
  6. Step 6: Final answer
    x = 454,469.76

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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.