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Finding the Fourth Proportional to 601,219.08, 901,843.20 and 201,872.88

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Solution

The fourth proportional to 601,219.08, 901,843.20 and 201,872.88 is: 302,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,219.08 : 901,843.20 = 201,872.88 : x
  2. Step 2: Convert to fraction form
    601,219.08/901,843.20 = 201,872.88/x
  3. Step 3: Cross multiply
    601,219.08x = 901,843.20 × 201,872.88
  4. Step 4: Simplify right side
    601,219.08x = 182,057,684,092.42
  5. Step 5: Solve for x
    x = 182,057,684,092.42/601,219.08
  6. Step 6: Final answer
    x = 302,814.22

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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.