Home / 361,966.27-499,536.09-209,032.43

Finding the Fourth Proportional to 361,966.27, 499,536.09 and 209,032.43

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Solution

The fourth proportional to 361,966.27, 499,536.09 and 209,032.43 is: 288,477.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,966.27 : 499,536.09 = 209,032.43 : x
  2. Step 2: Convert to fraction form
    361,966.27/499,536.09 = 209,032.43/x
  3. Step 3: Cross multiply
    361,966.27x = 499,536.09 × 209,032.43
  4. Step 4: Simplify right side
    361,966.27x = 104,419,244,597.12
  5. Step 5: Solve for x
    x = 104,419,244,597.12/361,966.27
  6. Step 6: Final answer
    x = 288,477.83

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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.