Home / 644,972.74-967,880.49-245,617.36

Finding the Fourth Proportional to 644,972.74, 967,880.49 and 245,617.36

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Solution

The fourth proportional to 644,972.74, 967,880.49 and 245,617.36 is: 368,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,972.74 : 967,880.49 = 245,617.36 : x
  2. Step 2: Convert to fraction form
    644,972.74/967,880.49 = 245,617.36/x
  3. Step 3: Cross multiply
    644,972.74x = 967,880.49 × 245,617.36
  4. Step 4: Simplify right side
    644,972.74x = 237,728,250,749.31
  5. Step 5: Solve for x
    x = 237,728,250,749.31/644,972.74
  6. Step 6: Final answer
    x = 368,586.51

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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.