Home / 677,543.96-1,016,469.33-228,252.56

Finding the Fourth Proportional to 677,543.96, 1,016,469.33 and 228,252.56

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Solution

The fourth proportional to 677,543.96, 1,016,469.33 and 228,252.56 is: 342,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,543.96 : 1,016,469.33 = 228,252.56 : x
  2. Step 2: Convert to fraction form
    677,543.96/1,016,469.33 = 228,252.56/x
  3. Step 3: Cross multiply
    677,543.96x = 1,016,469.33 × 228,252.56
  4. Step 4: Simplify right side
    677,543.96x = 232,011,726,733.99
  5. Step 5: Solve for x
    x = 232,011,726,733.99/677,543.96
  6. Step 6: Final answer
    x = 342,430.51

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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.