Home / 433,261.32-649,448.88-166,917.48

Finding the Fourth Proportional to 433,261.32, 649,448.88 and 166,917.48

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Solution

The fourth proportional to 433,261.32, 649,448.88 and 166,917.48 is: 250,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,261.32 : 649,448.88 = 166,917.48 : x
  2. Step 2: Convert to fraction form
    433,261.32/649,448.88 = 166,917.48/x
  3. Step 3: Cross multiply
    433,261.32x = 649,448.88 × 166,917.48
  4. Step 4: Simplify right side
    433,261.32x = 108,404,370,438.42
  5. Step 5: Solve for x
    x = 108,404,370,438.42/433,261.32
  6. Step 6: Final answer
    x = 250,205.51

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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.