Home / 222,001.20-333,026.10-215,002.80

Finding the Fourth Proportional to 222,001.20, 333,026.10 and 215,002.80

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Solution

The fourth proportional to 222,001.20, 333,026.10 and 215,002.80 is: 322,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,001.20 : 333,026.10 = 215,002.80 : x
  2. Step 2: Convert to fraction form
    222,001.20/333,026.10 = 215,002.80/x
  3. Step 3: Cross multiply
    222,001.20x = 333,026.10 × 215,002.80
  4. Step 4: Simplify right side
    222,001.20x = 71,601,543,973.08
  5. Step 5: Solve for x
    x = 71,601,543,973.08/222,001.20
  6. Step 6: Final answer
    x = 322,527.73

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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.