Home / 202,254.20-303,381.30-198,317.60

Finding the Fourth Proportional to 202,254.20, 303,381.30 and 198,317.60

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Solution

The fourth proportional to 202,254.20, 303,381.30 and 198,317.60 is: 297,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,254.20 : 303,381.30 = 198,317.60 : x
  2. Step 2: Convert to fraction form
    202,254.20/303,381.30 = 198,317.60/x
  3. Step 3: Cross multiply
    202,254.20x = 303,381.30 × 198,317.60
  4. Step 4: Simplify right side
    202,254.20x = 60,165,851,300.88
  5. Step 5: Solve for x
    x = 60,165,851,300.88/202,254.20
  6. Step 6: Final answer
    x = 297,476.40

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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.