Home / 350,348.15-483,480.38-189,203.18

Finding the Fourth Proportional to 350,348.15, 483,480.38 and 189,203.18

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Solution

The fourth proportional to 350,348.15, 483,480.38 and 189,203.18 is: 261,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,348.15 : 483,480.38 = 189,203.18 : x
  2. Step 2: Convert to fraction form
    350,348.15/483,480.38 = 189,203.18/x
  3. Step 3: Cross multiply
    350,348.15x = 483,480.38 × 189,203.18
  4. Step 4: Simplify right side
    350,348.15x = 91,476,023,419.21
  5. Step 5: Solve for x
    x = 91,476,023,419.21/350,348.15
  6. Step 6: Final answer
    x = 261,100.34

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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.