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Finding the Fourth Proportional to 294,808.20, 442,212.30 and 201,496.20

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Solution

The fourth proportional to 294,808.20, 442,212.30 and 201,496.20 is: 302,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,808.20 : 442,212.30 = 201,496.20 : x
  2. Step 2: Convert to fraction form
    294,808.20/442,212.30 = 201,496.20/x
  3. Step 3: Cross multiply
    294,808.20x = 442,212.30 × 201,496.20
  4. Step 4: Simplify right side
    294,808.20x = 89,104,098,043.26
  5. Step 5: Solve for x
    x = 89,104,098,043.26/294,808.20
  6. Step 6: Final answer
    x = 302,244.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.