Home / 677,785.14-1,016,622.36-228,496.32

Finding the Fourth Proportional to 677,785.14, 1,016,622.36 and 228,496.32

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Solution

The fourth proportional to 677,785.14, 1,016,622.36 and 228,496.32 is: 342,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,785.14 : 1,016,622.36 = 228,496.32 : x
  2. Step 2: Convert to fraction form
    677,785.14/1,016,622.36 = 228,496.32/x
  3. Step 3: Cross multiply
    677,785.14x = 1,016,622.36 × 228,496.32
  4. Step 4: Simplify right side
    677,785.14x = 232,294,468,089.72
  5. Step 5: Solve for x
    x = 232,294,468,089.72/677,785.14
  6. Step 6: Final answer
    x = 342,725.82

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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.