Home / 809,700.60-1,214,550.90-652,236.60

Finding the Fourth Proportional to 809,700.60, 1,214,550.90 and 652,236.60

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Solution

The fourth proportional to 809,700.60, 1,214,550.90 and 652,236.60 is: 978,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,700.60 : 1,214,550.90 = 652,236.60 : x
  2. Step 2: Convert to fraction form
    809,700.60/1,214,550.90 = 652,236.60/x
  3. Step 3: Cross multiply
    809,700.60x = 1,214,550.90 × 652,236.60
  4. Step 4: Simplify right side
    809,700.60x = 792,174,549,542.94
  5. Step 5: Solve for x
    x = 792,174,549,542.94/809,700.60
  6. Step 6: Final answer
    x = 978,354.90

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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.