Home / 1,002,152.36-1,503,367.06-328,286.64

Finding the Fourth Proportional to 1,002,152.36, 1,503,367.06 and 328,286.64

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Solution

The fourth proportional to 1,002,152.36, 1,503,367.06 and 328,286.64 is: 492,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,152.36 : 1,503,367.06 = 328,286.64 : x
  2. Step 2: Convert to fraction form
    1,002,152.36/1,503,367.06 = 328,286.64/x
  3. Step 3: Cross multiply
    1,002,152.36x = 1,503,367.06 × 328,286.64
  4. Step 4: Simplify right side
    1,002,152.36x = 493,535,320,814.08
  5. Step 5: Solve for x
    x = 493,535,320,814.08/1,002,152.36
  6. Step 6: Final answer
    x = 492,475.34

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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.