Home / 677,751.46-1,016,331.88-228,388.58

Finding the Fourth Proportional to 677,751.46, 1,016,331.88 and 228,388.58

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Solution

The fourth proportional to 677,751.46, 1,016,331.88 and 228,388.58 is: 342,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,751.46 : 1,016,331.88 = 228,388.58 : x
  2. Step 2: Convert to fraction form
    677,751.46/1,016,331.88 = 228,388.58/x
  3. Step 3: Cross multiply
    677,751.46x = 1,016,331.88 × 228,388.58
  4. Step 4: Simplify right side
    677,751.46x = 232,118,594,881.93
  5. Step 5: Solve for x
    x = 232,118,594,881.93/677,751.46
  6. Step 6: Final answer
    x = 342,483.36

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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.