Home / 773,358.72-1,067,912.96-483,465.80

Finding the Fourth Proportional to 773,358.72, 1,067,912.96 and 483,465.80

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Solution

The fourth proportional to 773,358.72, 1,067,912.96 and 483,465.80 is: 667,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,358.72 : 1,067,912.96 = 483,465.80 : x
  2. Step 2: Convert to fraction form
    773,358.72/1,067,912.96 = 483,465.80/x
  3. Step 3: Cross multiply
    773,358.72x = 1,067,912.96 × 483,465.80
  4. Step 4: Simplify right side
    773,358.72x = 516,299,385,779.87
  5. Step 5: Solve for x
    x = 516,299,385,779.87/773,358.72
  6. Step 6: Final answer
    x = 667,606.60

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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.