Home / 494,181.49-740,425.18-331,771.36

Finding the Fourth Proportional to 494,181.49, 740,425.18 and 331,771.36

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Solution

The fourth proportional to 494,181.49, 740,425.18 and 331,771.36 is: 497,088.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,181.49 : 740,425.18 = 331,771.36 : x
  2. Step 2: Convert to fraction form
    494,181.49/740,425.18 = 331,771.36/x
  3. Step 3: Cross multiply
    494,181.49x = 740,425.18 × 331,771.36
  4. Step 4: Simplify right side
    494,181.49x = 245,651,868,946.85
  5. Step 5: Solve for x
    x = 245,651,868,946.85/494,181.49
  6. Step 6: Final answer
    x = 497,088.37

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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.