Home / 844,571.25-1,266,856.55-339,132.07

Finding the Fourth Proportional to 844,571.25, 1,266,856.55 and 339,132.07

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Solution

The fourth proportional to 844,571.25, 1,266,856.55 and 339,132.07 is: 508,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,571.25 : 1,266,856.55 = 339,132.07 : x
  2. Step 2: Convert to fraction form
    844,571.25/1,266,856.55 = 339,132.07/x
  3. Step 3: Cross multiply
    844,571.25x = 1,266,856.55 × 339,132.07
  4. Step 4: Simplify right side
    844,571.25x = 429,631,682,498.90
  5. Step 5: Solve for x
    x = 429,631,682,498.90/844,571.25
  6. Step 6: Final answer
    x = 508,697.98

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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.