Home / 1,027,750.80-1,541,856.60-317,811.60

Finding the Fourth Proportional to 1,027,750.80, 1,541,856.60 and 317,811.60

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Solution

The fourth proportional to 1,027,750.80, 1,541,856.60 and 317,811.60 is: 476,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,750.80 : 1,541,856.60 = 317,811.60 : x
  2. Step 2: Convert to fraction form
    1,027,750.80/1,541,856.60 = 317,811.60/x
  3. Step 3: Cross multiply
    1,027,750.80x = 1,541,856.60 × 317,811.60
  4. Step 4: Simplify right side
    1,027,750.80x = 490,019,913,016.56
  5. Step 5: Solve for x
    x = 490,019,913,016.56/1,027,750.80
  6. Step 6: Final answer
    x = 476,788.65

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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.