Home / 677,796.39-1,016,698.07-228,521.15

Finding the Fourth Proportional to 677,796.39, 1,016,698.07 and 228,521.15

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Solution

The fourth proportional to 677,796.39, 1,016,698.07 and 228,521.15 is: 342,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,796.39 : 1,016,698.07 = 228,521.15 : x
  2. Step 2: Convert to fraction form
    677,796.39/1,016,698.07 = 228,521.15/x
  3. Step 3: Cross multiply
    677,796.39x = 1,016,698.07 × 228,521.15
  4. Step 4: Simplify right side
    677,796.39x = 232,337,011,016.58
  5. Step 5: Solve for x
    x = 232,337,011,016.58/677,796.39
  6. Step 6: Final answer
    x = 342,782.90

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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.