Home / 343,725.27-474,397.88-200,485.31

Finding the Fourth Proportional to 343,725.27, 474,397.88 and 200,485.31

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Solution

The fourth proportional to 343,725.27, 474,397.88 and 200,485.31 is: 276,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,725.27 : 474,397.88 = 200,485.31 : x
  2. Step 2: Convert to fraction form
    343,725.27/474,397.88 = 200,485.31/x
  3. Step 3: Cross multiply
    343,725.27x = 474,397.88 × 200,485.31
  4. Step 4: Simplify right side
    343,725.27x = 95,109,802,660.73
  5. Step 5: Solve for x
    x = 95,109,802,660.73/343,725.27
  6. Step 6: Final answer
    x = 276,702.97

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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.