Home / 382,210.97-573,399.75-115,992.32

Finding the Fourth Proportional to 382,210.97, 573,399.75 and 115,992.32

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Solution

The fourth proportional to 382,210.97, 573,399.75 and 115,992.32 is: 174,013.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,210.97 : 573,399.75 = 115,992.32 : x
  2. Step 2: Convert to fraction form
    382,210.97/573,399.75 = 115,992.32/x
  3. Step 3: Cross multiply
    382,210.97x = 573,399.75 × 115,992.32
  4. Step 4: Simplify right side
    382,210.97x = 66,509,964,857.89
  5. Step 5: Solve for x
    x = 66,509,964,857.89/382,210.97
  6. Step 6: Final answer
    x = 174,013.75

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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.