Home / 222,804.20-334,206.30-212,436.20

Finding the Fourth Proportional to 222,804.20, 334,206.30 and 212,436.20

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Solution

The fourth proportional to 222,804.20, 334,206.30 and 212,436.20 is: 318,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,804.20 : 334,206.30 = 212,436.20 : x
  2. Step 2: Convert to fraction form
    222,804.20/334,206.30 = 212,436.20/x
  3. Step 3: Cross multiply
    222,804.20x = 334,206.30 × 212,436.20
  4. Step 4: Simplify right side
    222,804.20x = 70,997,516,388.06
  5. Step 5: Solve for x
    x = 70,997,516,388.06/222,804.20
  6. Step 6: Final answer
    x = 318,654.30

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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.