Home / 677,956.33-1,016,224.79-228,521.76

Finding the Fourth Proportional to 677,956.33, 1,016,224.79 and 228,521.76

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Solution

The fourth proportional to 677,956.33, 1,016,224.79 and 228,521.76 is: 342,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,956.33 : 1,016,224.79 = 228,521.76 : x
  2. Step 2: Convert to fraction form
    677,956.33/1,016,224.79 = 228,521.76/x
  3. Step 3: Cross multiply
    677,956.33x = 1,016,224.79 × 228,521.76
  4. Step 4: Simplify right side
    677,956.33x = 232,229,472,612.98
  5. Step 5: Solve for x
    x = 232,229,472,612.98/677,956.33
  6. Step 6: Final answer
    x = 342,543.41

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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.