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Finding the Fourth Proportional to 573,174.96, 790,974.36 and 331,450.80

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Solution

The fourth proportional to 573,174.96, 790,974.36 and 331,450.80 is: 457,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,174.96 : 790,974.36 = 331,450.80 : x
  2. Step 2: Convert to fraction form
    573,174.96/790,974.36 = 331,450.80/x
  3. Step 3: Cross multiply
    573,174.96x = 790,974.36 × 331,450.80
  4. Step 4: Simplify right side
    573,174.96x = 262,169,084,401.49
  5. Step 5: Solve for x
    x = 262,169,084,401.49/573,174.96
  6. Step 6: Final answer
    x = 457,398.01

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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.