Home / 372,241.74-513,672.82-208,883.06

Finding the Fourth Proportional to 372,241.74, 513,672.82 and 208,883.06

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Solution

The fourth proportional to 372,241.74, 513,672.82 and 208,883.06 is: 288,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,241.74 : 513,672.82 = 208,883.06 : x
  2. Step 2: Convert to fraction form
    372,241.74/513,672.82 = 208,883.06/x
  3. Step 3: Cross multiply
    372,241.74x = 513,672.82 × 208,883.06
  4. Step 4: Simplify right side
    372,241.74x = 107,297,550,480.43
  5. Step 5: Solve for x
    x = 107,297,550,480.43/372,241.74
  6. Step 6: Final answer
    x = 288,246.96

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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.