Home / 201,224.80-301,837.20-198,272.35

Finding the Fourth Proportional to 201,224.80, 301,837.20 and 198,272.35

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Solution

The fourth proportional to 201,224.80, 301,837.20 and 198,272.35 is: 297,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,224.80 : 301,837.20 = 198,272.35 : x
  2. Step 2: Convert to fraction form
    201,224.80/301,837.20 = 198,272.35/x
  3. Step 3: Cross multiply
    201,224.80x = 301,837.20 × 198,272.35
  4. Step 4: Simplify right side
    201,224.80x = 59,845,970,961.42
  5. Step 5: Solve for x
    x = 59,845,970,961.42/201,224.80
  6. Step 6: Final answer
    x = 297,408.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.