Home / 324,975.77-487,543.42-229,100.34

Finding the Fourth Proportional to 324,975.77, 487,543.42 and 229,100.34

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Solution

The fourth proportional to 324,975.77, 487,543.42 and 229,100.34 is: 343,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,975.77 : 487,543.42 = 229,100.34 : x
  2. Step 2: Convert to fraction form
    324,975.77/487,543.42 = 229,100.34/x
  3. Step 3: Cross multiply
    324,975.77x = 487,543.42 × 229,100.34
  4. Step 4: Simplify right side
    324,975.77x = 111,696,360,849.05
  5. Step 5: Solve for x
    x = 111,696,360,849.05/324,975.77
  6. Step 6: Final answer
    x = 343,706.73

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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.