Home / 801,925.20-1,203,211.80-352,731.60

Finding the Fourth Proportional to 801,925.20, 1,203,211.80 and 352,731.60

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Solution

The fourth proportional to 801,925.20, 1,203,211.80 and 352,731.60 is: 529,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,925.20 : 1,203,211.80 = 352,731.60 : x
  2. Step 2: Convert to fraction form
    801,925.20/1,203,211.80 = 352,731.60/x
  3. Step 3: Cross multiply
    801,925.20x = 1,203,211.80 × 352,731.60
  4. Step 4: Simplify right side
    801,925.20x = 424,410,823,352.88
  5. Step 5: Solve for x
    x = 424,410,823,352.88/801,925.20
  6. Step 6: Final answer
    x = 529,239.91

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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.