Home / 446,209.91-669,580.82-161,922.64

Finding the Fourth Proportional to 446,209.91, 669,580.82 and 161,922.64

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Solution

The fourth proportional to 446,209.91, 669,580.82 and 161,922.64 is: 242,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,209.91 : 669,580.82 = 161,922.64 : x
  2. Step 2: Convert to fraction form
    446,209.91/669,580.82 = 161,922.64/x
  3. Step 3: Cross multiply
    446,209.91x = 669,580.82 × 161,922.64
  4. Step 4: Simplify right side
    446,209.91x = 108,420,294,067.77
  5. Step 5: Solve for x
    x = 108,420,294,067.77/446,209.91
  6. Step 6: Final answer
    x = 242,980.47

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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.