Home / 673,438.33-1,009,860.23-252,418.96

Finding the Fourth Proportional to 673,438.33, 1,009,860.23 and 252,418.96

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Solution

The fourth proportional to 673,438.33, 1,009,860.23 and 252,418.96 is: 378,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,438.33 : 1,009,860.23 = 252,418.96 : x
  2. Step 2: Convert to fraction form
    673,438.33/1,009,860.23 = 252,418.96/x
  3. Step 3: Cross multiply
    673,438.33x = 1,009,860.23 × 252,418.96
  4. Step 4: Simplify right side
    673,438.33x = 254,907,867,739.87
  5. Step 5: Solve for x
    x = 254,907,867,739.87/673,438.33
  6. Step 6: Final answer
    x = 378,517.02

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1.5x scale

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.