Home / 350,123.16-483,142.68-206,856.03

Finding the Fourth Proportional to 350,123.16, 483,142.68 and 206,856.03

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Solution

The fourth proportional to 350,123.16, 483,142.68 and 206,856.03 is: 285,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,123.16 : 483,142.68 = 206,856.03 : x
  2. Step 2: Convert to fraction form
    350,123.16/483,142.68 = 206,856.03/x
  3. Step 3: Cross multiply
    350,123.16x = 483,142.68 × 206,856.03
  4. Step 4: Simplify right side
    350,123.16x = 99,940,976,708.36
  5. Step 5: Solve for x
    x = 99,940,976,708.36/350,123.16
  6. Step 6: Final answer
    x = 285,445.20

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1.5x scale

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.