Home / 372,106.08-557,716.25-259,174.86

Finding the Fourth Proportional to 372,106.08, 557,716.25 and 259,174.86

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Solution

The fourth proportional to 372,106.08, 557,716.25 and 259,174.86 is: 388,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,106.08 : 557,716.25 = 259,174.86 : x
  2. Step 2: Convert to fraction form
    372,106.08/557,716.25 = 259,174.86/x
  3. Step 3: Cross multiply
    372,106.08x = 557,716.25 × 259,174.86
  4. Step 4: Simplify right side
    372,106.08x = 144,546,029,717.60
  5. Step 5: Solve for x
    x = 144,546,029,717.60/372,106.08
  6. Step 6: Final answer
    x = 388,453.82

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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.