Home / 222,197.40-333,296.10-208,200.60

Finding the Fourth Proportional to 222,197.40, 333,296.10 and 208,200.60

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Solution

The fourth proportional to 222,197.40, 333,296.10 and 208,200.60 is: 312,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,197.40 : 333,296.10 = 208,200.60 : x
  2. Step 2: Convert to fraction form
    222,197.40/333,296.10 = 208,200.60/x
  3. Step 3: Cross multiply
    222,197.40x = 333,296.10 × 208,200.60
  4. Step 4: Simplify right side
    222,197.40x = 69,392,447,997.66
  5. Step 5: Solve for x
    x = 69,392,447,997.66/222,197.40
  6. Step 6: Final answer
    x = 312,300.90

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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.