Home / 677,116.04-1,015,735.54-178,480.04

Finding the Fourth Proportional to 677,116.04, 1,015,735.54 and 178,480.04

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Solution

The fourth proportional to 677,116.04, 1,015,735.54 and 178,480.04 is: 267,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,116.04 : 1,015,735.54 = 178,480.04 : x
  2. Step 2: Convert to fraction form
    677,116.04/1,015,735.54 = 178,480.04/x
  3. Step 3: Cross multiply
    677,116.04x = 1,015,735.54 × 178,480.04
  4. Step 4: Simplify right side
    677,116.04x = 181,288,519,808.62
  5. Step 5: Solve for x
    x = 181,288,519,808.62/677,116.04
  6. Step 6: Final answer
    x = 267,736.27

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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.