Home / 494,724.80-742,087.20-444,861.20

Finding the Fourth Proportional to 494,724.80, 742,087.20 and 444,861.20

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Solution

The fourth proportional to 494,724.80, 742,087.20 and 444,861.20 is: 667,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,724.80 : 742,087.20 = 444,861.20 : x
  2. Step 2: Convert to fraction form
    494,724.80/742,087.20 = 444,861.20/x
  3. Step 3: Cross multiply
    494,724.80x = 742,087.20 × 444,861.20
  4. Step 4: Simplify right side
    494,724.80x = 330,125,802,296.64
  5. Step 5: Solve for x
    x = 330,125,802,296.64/494,724.80
  6. Step 6: Final answer
    x = 667,291.80

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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.