Home / 644,939.65-967,525.83-265,653.36

Finding the Fourth Proportional to 644,939.65, 967,525.83 and 265,653.36

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Solution

The fourth proportional to 644,939.65, 967,525.83 and 265,653.36 is: 398,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,939.65 : 967,525.83 = 265,653.36 : x
  2. Step 2: Convert to fraction form
    644,939.65/967,525.83 = 265,653.36/x
  3. Step 3: Cross multiply
    644,939.65x = 967,525.83 × 265,653.36
  4. Step 4: Simplify right side
    644,939.65x = 257,026,487,626.29
  5. Step 5: Solve for x
    x = 257,026,487,626.29/644,939.65
  6. Step 6: Final answer
    x = 398,527.97

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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.