Home / 350,975.91-484,346.23-189,830.46

Finding the Fourth Proportional to 350,975.91, 484,346.23 and 189,830.46

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Solution

The fourth proportional to 350,975.91, 484,346.23 and 189,830.46 is: 261,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,975.91 : 484,346.23 = 189,830.46 : x
  2. Step 2: Convert to fraction form
    350,975.91/484,346.23 = 189,830.46/x
  3. Step 3: Cross multiply
    350,975.91x = 484,346.23 × 189,830.46
  4. Step 4: Simplify right side
    350,975.91x = 91,943,668,687.46
  5. Step 5: Solve for x
    x = 91,943,668,687.46/350,975.91
  6. Step 6: Final answer
    x = 261,965.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.