Home / 275,447.04-380,118.96-179,897.28

Finding the Fourth Proportional to 275,447.04, 380,118.96 and 179,897.28

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Solution

The fourth proportional to 275,447.04, 380,118.96 and 179,897.28 is: 248,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,447.04 : 380,118.96 = 179,897.28 : x
  2. Step 2: Convert to fraction form
    275,447.04/380,118.96 = 179,897.28/x
  3. Step 3: Cross multiply
    275,447.04x = 380,118.96 × 179,897.28
  4. Step 4: Simplify right side
    275,447.04x = 68,382,366,980.43
  5. Step 5: Solve for x
    x = 68,382,366,980.43/275,447.04
  6. Step 6: Final answer
    x = 248,259.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.