Home / 561,255.39-841,883.09-206,115.75

Finding the Fourth Proportional to 561,255.39, 841,883.09 and 206,115.75

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Solution

The fourth proportional to 561,255.39, 841,883.09 and 206,115.75 is: 309,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,255.39 : 841,883.09 = 206,115.75 : x
  2. Step 2: Convert to fraction form
    561,255.39/841,883.09 = 206,115.75/x
  3. Step 3: Cross multiply
    561,255.39x = 841,883.09 × 206,115.75
  4. Step 4: Simplify right side
    561,255.39x = 173,525,363,477.09
  5. Step 5: Solve for x
    x = 173,525,363,477.09/561,255.39
  6. Step 6: Final answer
    x = 309,173.63

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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.