Home / 764,200.60-1,147,467.30-586,907.80

Finding the Fourth Proportional to 764,200.60, 1,147,467.30 and 586,907.80

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Solution

The fourth proportional to 764,200.60, 1,147,467.30 and 586,907.80 is: 881,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,200.60 : 1,147,467.30 = 586,907.80 : x
  2. Step 2: Convert to fraction form
    764,200.60/1,147,467.30 = 586,907.80/x
  3. Step 3: Cross multiply
    764,200.60x = 1,147,467.30 × 586,907.80
  4. Step 4: Simplify right side
    764,200.60x = 673,457,508,614.94
  5. Step 5: Solve for x
    x = 673,457,508,614.94/764,200.60
  6. Step 6: Final answer
    x = 881,257.50

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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.