Home / 220,846.20-331,269.30-194,602.20

Finding the Fourth Proportional to 220,846.20, 331,269.30 and 194,602.20

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Solution

The fourth proportional to 220,846.20, 331,269.30 and 194,602.20 is: 291,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,846.20 : 331,269.30 = 194,602.20 : x
  2. Step 2: Convert to fraction form
    220,846.20/331,269.30 = 194,602.20/x
  3. Step 3: Cross multiply
    220,846.20x = 331,269.30 × 194,602.20
  4. Step 4: Simplify right side
    220,846.20x = 64,465,734,572.46
  5. Step 5: Solve for x
    x = 64,465,734,572.46/220,846.20
  6. Step 6: Final answer
    x = 291,903.30

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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.