Home / 379,845.07-524,347.61-236,675.86

Finding the Fourth Proportional to 379,845.07, 524,347.61 and 236,675.86

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Solution

The fourth proportional to 379,845.07, 524,347.61 and 236,675.86 is: 326,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,845.07 : 524,347.61 = 236,675.86 : x
  2. Step 2: Convert to fraction form
    379,845.07/524,347.61 = 236,675.86/x
  3. Step 3: Cross multiply
    379,845.07x = 524,347.61 × 236,675.86
  4. Step 4: Simplify right side
    379,845.07x = 124,100,419,041.45
  5. Step 5: Solve for x
    x = 124,100,419,041.45/379,845.07
  6. Step 6: Final answer
    x = 326,713.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.