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Finding the Fourth Proportional to 360,979.02, 541,368.90 and 200,858.22

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Solution

The fourth proportional to 360,979.02, 541,368.90 and 200,858.22 is: 301,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,979.02 : 541,368.90 = 200,858.22 : x
  2. Step 2: Convert to fraction form
    360,979.02/541,368.90 = 200,858.22/x
  3. Step 3: Cross multiply
    360,979.02x = 541,368.90 × 200,858.22
  4. Step 4: Simplify right side
    360,979.02x = 108,738,393,617.36
  5. Step 5: Solve for x
    x = 108,738,393,617.36/360,979.02
  6. Step 6: Final answer
    x = 301,231.89

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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.