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Finding the Fourth Proportional to 222,417.20, 333,625.80 and 163,368.20

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Solution

The fourth proportional to 222,417.20, 333,625.80 and 163,368.20 is: 245,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,417.20 : 333,625.80 = 163,368.20 : x
  2. Step 2: Convert to fraction form
    222,417.20/333,625.80 = 163,368.20/x
  3. Step 3: Cross multiply
    222,417.20x = 333,625.80 × 163,368.20
  4. Step 4: Simplify right side
    222,417.20x = 54,503,846,419.56
  5. Step 5: Solve for x
    x = 54,503,846,419.56/222,417.20
  6. Step 6: Final answer
    x = 245,052.30

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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.