Home / 1,005,067.25-1,507,785.55-331,188.29

Finding the Fourth Proportional to 1,005,067.25, 1,507,785.55 and 331,188.29

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Solution

The fourth proportional to 1,005,067.25, 1,507,785.55 and 331,188.29 is: 496,843.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,067.25 : 1,507,785.55 = 331,188.29 : x
  2. Step 2: Convert to fraction form
    1,005,067.25/1,507,785.55 = 331,188.29/x
  3. Step 3: Cross multiply
    1,005,067.25x = 1,507,785.55 × 331,188.29
  4. Step 4: Simplify right side
    1,005,067.25x = 499,360,909,624.31
  5. Step 5: Solve for x
    x = 499,360,909,624.31/1,005,067.25
  6. Step 6: Final answer
    x = 496,843.28

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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.