Home / 1,383,115.07-2,074,672.65-372,239.30

Finding the Fourth Proportional to 1,383,115.07, 2,074,672.65 and 372,239.30

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Solution

The fourth proportional to 1,383,115.07, 2,074,672.65 and 372,239.30 is: 558,358.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,115.07 : 2,074,672.65 = 372,239.30 : x
  2. Step 2: Convert to fraction form
    1,383,115.07/2,074,672.65 = 372,239.30/x
  3. Step 3: Cross multiply
    1,383,115.07x = 2,074,672.65 × 372,239.30
  4. Step 4: Simplify right side
    1,383,115.07x = 772,274,694,965.15
  5. Step 5: Solve for x
    x = 772,274,694,965.15/1,383,115.07
  6. Step 6: Final answer
    x = 558,358.96

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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.