Home / 798,701.06-1,198,402.80-419,533.73

Finding the Fourth Proportional to 798,701.06, 1,198,402.80 and 419,533.73

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Solution

The fourth proportional to 798,701.06, 1,198,402.80 and 419,533.73 is: 629,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,701.06 : 1,198,402.80 = 419,533.73 : x
  2. Step 2: Convert to fraction form
    798,701.06/1,198,402.80 = 419,533.73/x
  3. Step 3: Cross multiply
    798,701.06x = 1,198,402.80 × 419,533.73
  4. Step 4: Simplify right side
    798,701.06x = 502,770,393,655.19
  5. Step 5: Solve for x
    x = 502,770,393,655.19/798,701.06
  6. Step 6: Final answer
    x = 629,485.07

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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.