Home / 906,650.20-1,359,975.30-545,843.80

Finding the Fourth Proportional to 906,650.20, 1,359,975.30 and 545,843.80

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Solution

The fourth proportional to 906,650.20, 1,359,975.30 and 545,843.80 is: 818,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,650.20 : 1,359,975.30 = 545,843.80 : x
  2. Step 2: Convert to fraction form
    906,650.20/1,359,975.30 = 545,843.80/x
  3. Step 3: Cross multiply
    906,650.20x = 1,359,975.30 × 545,843.80
  4. Step 4: Simplify right side
    906,650.20x = 742,334,085,658.14
  5. Step 5: Solve for x
    x = 742,334,085,658.14/906,650.20
  6. Step 6: Final answer
    x = 818,765.70

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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.