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Finding the Fourth Proportional to 222,885.84, 332,012.22 and 210,813.36

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Solution

The fourth proportional to 222,885.84, 332,012.22 and 210,813.36 is: 314,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,885.84 : 332,012.22 = 210,813.36 : x
  2. Step 2: Convert to fraction form
    222,885.84/332,012.22 = 210,813.36/x
  3. Step 3: Cross multiply
    222,885.84x = 332,012.22 × 210,813.36
  4. Step 4: Simplify right side
    222,885.84x = 69,992,611,659.26
  5. Step 5: Solve for x
    x = 69,992,611,659.26/222,885.84
  6. Step 6: Final answer
    x = 314,028.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.