Home / 798,702.06-1,198,404.30-419,534.73

Finding the Fourth Proportional to 798,702.06, 1,198,404.30 and 419,534.73

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Solution

The fourth proportional to 798,702.06, 1,198,404.30 and 419,534.73 is: 629,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,702.06 : 1,198,404.30 = 419,534.73 : x
  2. Step 2: Convert to fraction form
    798,702.06/1,198,404.30 = 419,534.73/x
  3. Step 3: Cross multiply
    798,702.06x = 1,198,404.30 × 419,534.73
  4. Step 4: Simplify right side
    798,702.06x = 502,772,224,431.34
  5. Step 5: Solve for x
    x = 502,772,224,431.34/798,702.06
  6. Step 6: Final answer
    x = 629,486.58

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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.