Home / 446,663.92-669,913.24-203,447.64

Finding the Fourth Proportional to 446,663.92, 669,913.24 and 203,447.64

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Solution

The fourth proportional to 446,663.92, 669,913.24 and 203,447.64 is: 305,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,663.92 : 669,913.24 = 203,447.64 : x
  2. Step 2: Convert to fraction form
    446,663.92/669,913.24 = 203,447.64/x
  3. Step 3: Cross multiply
    446,663.92x = 669,913.24 × 203,447.64
  4. Step 4: Simplify right side
    446,663.92x = 136,292,267,682.75
  5. Step 5: Solve for x
    x = 136,292,267,682.75/446,663.92
  6. Step 6: Final answer
    x = 305,133.82

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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.