Home / 1,039,199-1,558,843.92-329,279.36

Finding the Fourth Proportional to 1,039,199, 1,558,843.92 and 329,279.36

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Solution

The fourth proportional to 1,039,199, 1,558,843.92 and 329,279.36 is: 493,933.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,199 : 1,558,843.92 = 329,279.36 : x
  2. Step 2: Convert to fraction form
    1,039,199/1,558,843.92 = 329,279.36/x
  3. Step 3: Cross multiply
    1,039,199x = 1,558,843.92 × 329,279.36
  4. Step 4: Simplify right side
    1,039,199x = 513,295,128,317.49
  5. Step 5: Solve for x
    x = 513,295,128,317.49/1,039,199
  6. Step 6: Final answer
    x = 493,933.43

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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.