Home / 331,723.59-457,761.27-188,463.75

Finding the Fourth Proportional to 331,723.59, 457,761.27 and 188,463.75

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Solution

The fourth proportional to 331,723.59, 457,761.27 and 188,463.75 is: 260,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,723.59 : 457,761.27 = 188,463.75 : x
  2. Step 2: Convert to fraction form
    331,723.59/457,761.27 = 188,463.75/x
  3. Step 3: Cross multiply
    331,723.59x = 457,761.27 × 188,463.75
  4. Step 4: Simplify right side
    331,723.59x = 86,271,405,548.96
  5. Step 5: Solve for x
    x = 86,271,405,548.96/331,723.59
  6. Step 6: Final answer
    x = 260,070.16

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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.