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Finding the Fourth Proportional to 483,627.80, 726,132.90 and 273,675.80

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Solution

The fourth proportional to 483,627.80, 726,132.90 and 273,675.80 is: 410,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,627.80 : 726,132.90 = 273,675.80 : x
  2. Step 2: Convert to fraction form
    483,627.80/726,132.90 = 273,675.80/x
  3. Step 3: Cross multiply
    483,627.80x = 726,132.90 × 273,675.80
  4. Step 4: Simplify right side
    483,627.80x = 198,725,002,313.82
  5. Step 5: Solve for x
    x = 198,725,002,313.82/483,627.80
  6. Step 6: Final answer
    x = 410,904.84

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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.