Home / 677,513.64-1,016,270.48-178,881.96

Finding the Fourth Proportional to 677,513.64, 1,016,270.48 and 178,881.96

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Solution

The fourth proportional to 677,513.64, 1,016,270.48 and 178,881.96 is: 268,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,513.64 : 1,016,270.48 = 178,881.96 : x
  2. Step 2: Convert to fraction form
    677,513.64/1,016,270.48 = 178,881.96/x
  3. Step 3: Cross multiply
    677,513.64x = 1,016,270.48 × 178,881.96
  4. Step 4: Simplify right side
    677,513.64x = 181,792,455,352.54
  5. Step 5: Solve for x
    x = 181,792,455,352.54/677,513.64
  6. Step 6: Final answer
    x = 268,322.95

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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.