Home / 356,743.92-492,293.28-195,595.20

Finding the Fourth Proportional to 356,743.92, 492,293.28 and 195,595.20

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Solution

The fourth proportional to 356,743.92, 492,293.28 and 195,595.20 is: 269,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,743.92 : 492,293.28 = 195,595.20 : x
  2. Step 2: Convert to fraction form
    356,743.92/492,293.28 = 195,595.20/x
  3. Step 3: Cross multiply
    356,743.92x = 492,293.28 × 195,595.20
  4. Step 4: Simplify right side
    356,743.92x = 96,290,202,560.26
  5. Step 5: Solve for x
    x = 96,290,202,560.26/356,743.92
  6. Step 6: Final answer
    x = 269,914.07

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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.