Home / 494,730.39-742,126.35-179,190.03

Finding the Fourth Proportional to 494,730.39, 742,126.35 and 179,190.03

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Solution

The fourth proportional to 494,730.39, 742,126.35 and 179,190.03 is: 268,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,730.39 : 742,126.35 = 179,190.03 : x
  2. Step 2: Convert to fraction form
    494,730.39/742,126.35 = 179,190.03/x
  3. Step 3: Cross multiply
    494,730.39x = 742,126.35 × 179,190.03
  4. Step 4: Simplify right side
    494,730.39x = 132,981,642,920.29
  5. Step 5: Solve for x
    x = 132,981,642,920.29/494,730.39
  6. Step 6: Final answer
    x = 268,796.19

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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.