Home / 494,614.70-741,922.05-465,090.20

Finding the Fourth Proportional to 494,614.70, 741,922.05 and 465,090.20

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Solution

The fourth proportional to 494,614.70, 741,922.05 and 465,090.20 is: 697,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,614.70 : 741,922.05 = 465,090.20 : x
  2. Step 2: Convert to fraction form
    494,614.70/741,922.05 = 465,090.20/x
  3. Step 3: Cross multiply
    494,614.70x = 741,922.05 × 465,090.20
  4. Step 4: Simplify right side
    494,614.70x = 345,060,674,618.91
  5. Step 5: Solve for x
    x = 345,060,674,618.91/494,614.70
  6. Step 6: Final answer
    x = 697,635.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.