Home / 494,765.01-742,145.67-179,148.09

Finding the Fourth Proportional to 494,765.01, 742,145.67 and 179,148.09

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Solution

The fourth proportional to 494,765.01, 742,145.67 and 179,148.09 is: 268,721.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,765.01 : 742,145.67 = 179,148.09 : x
  2. Step 2: Convert to fraction form
    494,765.01/742,145.67 = 179,148.09/x
  3. Step 3: Cross multiply
    494,765.01x = 742,145.67 × 179,148.09
  4. Step 4: Simplify right side
    494,765.01x = 132,953,979,282.27
  5. Step 5: Solve for x
    x = 132,953,979,282.27/494,765.01
  6. Step 6: Final answer
    x = 268,721.47

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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.