Home / 266,592.48-367,659.18-221,198.46

Finding the Fourth Proportional to 266,592.48, 367,659.18 and 221,198.46

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Solution

The fourth proportional to 266,592.48, 367,659.18 and 221,198.46 is: 305,056.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,592.48 : 367,659.18 = 221,198.46 : x
  2. Step 2: Convert to fraction form
    266,592.48/367,659.18 = 221,198.46/x
  3. Step 3: Cross multiply
    266,592.48x = 367,659.18 × 221,198.46
  4. Step 4: Simplify right side
    266,592.48x = 81,325,644,420.86
  5. Step 5: Solve for x
    x = 81,325,644,420.86/266,592.48
  6. Step 6: Final answer
    x = 305,056.03

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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.