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Finding the Fourth Proportional to 350,717.88, 484,001.82 and 199,824.60

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Solution

The fourth proportional to 350,717.88, 484,001.82 and 199,824.60 is: 275,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,717.88 : 484,001.82 = 199,824.60 : x
  2. Step 2: Convert to fraction form
    350,717.88/484,001.82 = 199,824.60/x
  3. Step 3: Cross multiply
    350,717.88x = 484,001.82 × 199,824.60
  4. Step 4: Simplify right side
    350,717.88x = 96,715,470,080.77
  5. Step 5: Solve for x
    x = 96,715,470,080.77/350,717.88
  6. Step 6: Final answer
    x = 275,764.30

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1.5x scale

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.