Home / 494,628.40-741,942.60-308,004.40

Finding the Fourth Proportional to 494,628.40, 741,942.60 and 308,004.40

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Solution

The fourth proportional to 494,628.40, 741,942.60 and 308,004.40 is: 462,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,628.40 : 741,942.60 = 308,004.40 : x
  2. Step 2: Convert to fraction form
    494,628.40/741,942.60 = 308,004.40/x
  3. Step 3: Cross multiply
    494,628.40x = 741,942.60 × 308,004.40
  4. Step 4: Simplify right side
    494,628.40x = 228,521,585,347.44
  5. Step 5: Solve for x
    x = 228,521,585,347.44/494,628.40
  6. Step 6: Final answer
    x = 462,006.60

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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.