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Finding the Fourth Proportional to 601,212.87, 901,863.09 and 201,850.29

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Solution

The fourth proportional to 601,212.87, 901,863.09 and 201,850.29 is: 302,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,212.87 : 901,863.09 = 201,850.29 : x
  2. Step 2: Convert to fraction form
    601,212.87/901,863.09 = 201,850.29/x
  3. Step 3: Cross multiply
    601,212.87x = 901,863.09 × 201,850.29
  4. Step 4: Simplify right side
    601,212.87x = 182,041,326,256.80
  5. Step 5: Solve for x
    x = 182,041,326,256.80/601,212.87
  6. Step 6: Final answer
    x = 302,790.14

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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.