Home / 395,649.04-545,963.37-232,288.33

Finding the Fourth Proportional to 395,649.04, 545,963.37 and 232,288.33

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Solution

The fourth proportional to 395,649.04, 545,963.37 and 232,288.33 is: 320,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,649.04 : 545,963.37 = 232,288.33 : x
  2. Step 2: Convert to fraction form
    395,649.04/545,963.37 = 232,288.33/x
  3. Step 3: Cross multiply
    395,649.04x = 545,963.37 × 232,288.33
  4. Step 4: Simplify right side
    395,649.04x = 126,820,919,458.47
  5. Step 5: Solve for x
    x = 126,820,919,458.47/395,649.04
  6. Step 6: Final answer
    x = 320,538.93

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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.