Home / 455,043.87-682,653.60-174,539.25

Finding the Fourth Proportional to 455,043.87, 682,653.60 and 174,539.25

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Solution

The fourth proportional to 455,043.87, 682,653.60 and 174,539.25 is: 261,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,043.87 : 682,653.60 = 174,539.25 : x
  2. Step 2: Convert to fraction form
    455,043.87/682,653.60 = 174,539.25/x
  3. Step 3: Cross multiply
    455,043.87x = 682,653.60 × 174,539.25
  4. Step 4: Simplify right side
    455,043.87x = 119,149,847,353.80
  5. Step 5: Solve for x
    x = 119,149,847,353.80/455,043.87
  6. Step 6: Final answer
    x = 261,842.55

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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.