Home / 494,611.20-741,916.80-465,086.70

Finding the Fourth Proportional to 494,611.20, 741,916.80 and 465,086.70

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Solution

The fourth proportional to 494,611.20, 741,916.80 and 465,086.70 is: 697,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,611.20 : 741,916.80 = 465,086.70 : x
  2. Step 2: Convert to fraction form
    494,611.20/741,916.80 = 465,086.70/x
  3. Step 3: Cross multiply
    494,611.20x = 741,916.80 × 465,086.70
  4. Step 4: Simplify right side
    494,611.20x = 345,055,636,186.56
  5. Step 5: Solve for x
    x = 345,055,636,186.56/494,611.20
  6. Step 6: Final answer
    x = 697,630.05

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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.