Home / 844,429.68-1,266,644.16-213,343.32

Finding the Fourth Proportional to 844,429.68, 1,266,644.16 and 213,343.32

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Solution

The fourth proportional to 844,429.68, 1,266,644.16 and 213,343.32 is: 320,014.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,429.68 : 1,266,644.16 = 213,343.32 : x
  2. Step 2: Convert to fraction form
    844,429.68/1,266,644.16 = 213,343.32/x
  3. Step 3: Cross multiply
    844,429.68x = 1,266,644.16 × 213,343.32
  4. Step 4: Simplify right side
    844,429.68x = 270,230,070,353.01
  5. Step 5: Solve for x
    x = 270,230,070,353.01/844,429.68
  6. Step 6: Final answer
    x = 320,014.89

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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.