Home / 263,517.12-395,054.16-213,473.16

Finding the Fourth Proportional to 263,517.12, 395,054.16 and 213,473.16

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Solution

The fourth proportional to 263,517.12, 395,054.16 and 213,473.16 is: 320,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,517.12 : 395,054.16 = 213,473.16 : x
  2. Step 2: Convert to fraction form
    263,517.12/395,054.16 = 213,473.16/x
  3. Step 3: Cross multiply
    263,517.12x = 395,054.16 × 213,473.16
  4. Step 4: Simplify right side
    263,517.12x = 84,333,459,906.35
  5. Step 5: Solve for x
    x = 84,333,459,906.35/263,517.12
  6. Step 6: Final answer
    x = 320,030.29

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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.