Home / 1,067,628.32-1,601,461.01-393,362.55

Finding the Fourth Proportional to 1,067,628.32, 1,601,461.01 and 393,362.55

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Solution

The fourth proportional to 1,067,628.32, 1,601,461.01 and 393,362.55 is: 590,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,628.32 : 1,601,461.01 = 393,362.55 : x
  2. Step 2: Convert to fraction form
    1,067,628.32/1,601,461.01 = 393,362.55/x
  3. Step 3: Cross multiply
    1,067,628.32x = 1,601,461.01 × 393,362.55
  4. Step 4: Simplify right side
    1,067,628.32x = 629,954,786,619.18
  5. Step 5: Solve for x
    x = 629,954,786,619.18/1,067,628.32
  6. Step 6: Final answer
    x = 590,050.65

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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.