Home / 1,067,568.64-1,601,452.32-393,622.72

Finding the Fourth Proportional to 1,067,568.64, 1,601,452.32 and 393,622.72

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Solution

The fourth proportional to 1,067,568.64, 1,601,452.32 and 393,622.72 is: 590,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,568.64 : 1,601,452.32 = 393,622.72 : x
  2. Step 2: Convert to fraction form
    1,067,568.64/1,601,452.32 = 393,622.72/x
  3. Step 3: Cross multiply
    1,067,568.64x = 1,601,452.32 × 393,622.72
  4. Step 4: Simplify right side
    1,067,568.64x = 630,368,018,148.71
  5. Step 5: Solve for x
    x = 630,368,018,148.71/1,067,568.64
  6. Step 6: Final answer
    x = 590,470.71

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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.