Home / 1,259,698.62-1,888,979.16-360,934.50

Finding the Fourth Proportional to 1,259,698.62, 1,888,979.16 and 360,934.50

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Solution

The fourth proportional to 1,259,698.62, 1,888,979.16 and 360,934.50 is: 541,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,698.62 : 1,888,979.16 = 360,934.50 : x
  2. Step 2: Convert to fraction form
    1,259,698.62/1,888,979.16 = 360,934.50/x
  3. Step 3: Cross multiply
    1,259,698.62x = 1,888,979.16 × 360,934.50
  4. Step 4: Simplify right side
    1,259,698.62x = 681,797,748,625.02
  5. Step 5: Solve for x
    x = 681,797,748,625.02/1,259,698.62
  6. Step 6: Final answer
    x = 541,238.78

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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.