Home / 893,025.20-1,339,710.60-261,959.60

Finding the Fourth Proportional to 893,025.20, 1,339,710.60 and 261,959.60

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Solution

The fourth proportional to 893,025.20, 1,339,710.60 and 261,959.60 is: 392,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,025.20 : 1,339,710.60 = 261,959.60 : x
  2. Step 2: Convert to fraction form
    893,025.20/1,339,710.60 = 261,959.60/x
  3. Step 3: Cross multiply
    893,025.20x = 1,339,710.60 × 261,959.60
  4. Step 4: Simplify right side
    893,025.20x = 350,950,052,891.76
  5. Step 5: Solve for x
    x = 350,950,052,891.76/893,025.20
  6. Step 6: Final answer
    x = 392,990.09

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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.