Home / 906,921.60-1,361,764.80-533,673.60

Finding the Fourth Proportional to 906,921.60, 1,361,764.80 and 533,673.60

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Solution

The fourth proportional to 906,921.60, 1,361,764.80 and 533,673.60 is: 801,323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,921.60 : 1,361,764.80 = 533,673.60 : x
  2. Step 2: Convert to fraction form
    906,921.60/1,361,764.80 = 533,673.60/x
  3. Step 3: Cross multiply
    906,921.60x = 1,361,764.80 × 533,673.60
  4. Step 4: Simplify right side
    906,921.60x = 726,737,923,169.28
  5. Step 5: Solve for x
    x = 726,737,923,169.28/906,921.60
  6. Step 6: Final answer
    x = 801,323.87

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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.