Home / 437,982.10-656,754.45-201,057.10

Finding the Fourth Proportional to 437,982.10, 656,754.45 and 201,057.10

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Solution

The fourth proportional to 437,982.10, 656,754.45 and 201,057.10 is: 301,485.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,982.10 : 656,754.45 = 201,057.10 : x
  2. Step 2: Convert to fraction form
    437,982.10/656,754.45 = 201,057.10/x
  3. Step 3: Cross multiply
    437,982.10x = 656,754.45 × 201,057.10
  4. Step 4: Simplify right side
    437,982.10x = 132,045,145,129.10
  5. Step 5: Solve for x
    x = 132,045,145,129.10/437,982.10
  6. Step 6: Final answer
    x = 301,485.26

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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.