Home / 844,016.20-1,266,026.36-212,930.02

Finding the Fourth Proportional to 844,016.20, 1,266,026.36 and 212,930.02

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Solution

The fourth proportional to 844,016.20, 1,266,026.36 and 212,930.02 is: 319,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,016.20 : 1,266,026.36 = 212,930.02 : x
  2. Step 2: Convert to fraction form
    844,016.20/1,266,026.36 = 212,930.02/x
  3. Step 3: Cross multiply
    844,016.20x = 1,266,026.36 × 212,930.02
  4. Step 4: Simplify right side
    844,016.20x = 269,575,011,551.81
  5. Step 5: Solve for x
    x = 269,575,011,551.81/844,016.20
  6. Step 6: Final answer
    x = 319,395.54

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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.