Home / 356,979.25-492,628.44-193,635.34

Finding the Fourth Proportional to 356,979.25, 492,628.44 and 193,635.34

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Solution

The fourth proportional to 356,979.25, 492,628.44 and 193,635.34 is: 267,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,979.25 : 492,628.44 = 193,635.34 : x
  2. Step 2: Convert to fraction form
    356,979.25/492,628.44 = 193,635.34/x
  3. Step 3: Cross multiply
    356,979.25x = 492,628.44 × 193,635.34
  4. Step 4: Simplify right side
    356,979.25x = 95,390,275,473.07
  5. Step 5: Solve for x
    x = 95,390,275,473.07/356,979.25
  6. Step 6: Final answer
    x = 267,215.19

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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.