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Finding the Fourth Proportional to 601,860.60, 902,790.90 and 269,436.60

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Solution

The fourth proportional to 601,860.60, 902,790.90 and 269,436.60 is: 404,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,860.60 : 902,790.90 = 269,436.60 : x
  2. Step 2: Convert to fraction form
    601,860.60/902,790.90 = 269,436.60/x
  3. Step 3: Cross multiply
    601,860.60x = 902,790.90 × 269,436.60
  4. Step 4: Simplify right side
    601,860.60x = 243,244,910,606.94
  5. Step 5: Solve for x
    x = 243,244,910,606.94/601,860.60
  6. Step 6: Final answer
    x = 404,154.90

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Similar ratio
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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.