Home / 764,195.60-1,054,262.76-477,217.52

Finding the Fourth Proportional to 764,195.60, 1,054,262.76 and 477,217.52

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Solution

The fourth proportional to 764,195.60, 1,054,262.76 and 477,217.52 is: 658,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,195.60 : 1,054,262.76 = 477,217.52 : x
  2. Step 2: Convert to fraction form
    764,195.60/1,054,262.76 = 477,217.52/x
  3. Step 3: Cross multiply
    764,195.60x = 1,054,262.76 × 477,217.52
  4. Step 4: Simplify right side
    764,195.60x = 503,112,659,755.56
  5. Step 5: Solve for x
    x = 503,112,659,755.56/764,195.60
  6. Step 6: Final answer
    x = 658,355.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.