Home / 331,684.02-457,736.28-188,468.28

Finding the Fourth Proportional to 331,684.02, 457,736.28 and 188,468.28

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Solution

The fourth proportional to 331,684.02, 457,736.28 and 188,468.28 is: 260,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,684.02 : 457,736.28 = 188,468.28 : x
  2. Step 2: Convert to fraction form
    331,684.02/457,736.28 = 188,468.28/x
  3. Step 3: Cross multiply
    331,684.02x = 457,736.28 × 188,468.28
  4. Step 4: Simplify right side
    331,684.02x = 86,268,769,385.20
  5. Step 5: Solve for x
    x = 86,268,769,385.20/331,684.02
  6. Step 6: Final answer
    x = 260,093.23

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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.