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Finding the Fourth Proportional to 404,274.40, 606,413.40 and 104,733.70

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Solution

The fourth proportional to 404,274.40, 606,413.40 and 104,733.70 is: 157,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,274.40 : 606,413.40 = 104,733.70 : x
  2. Step 2: Convert to fraction form
    404,274.40/606,413.40 = 104,733.70/x
  3. Step 3: Cross multiply
    404,274.40x = 606,413.40 × 104,733.70
  4. Step 4: Simplify right side
    404,274.40x = 63,511,919,111.58
  5. Step 5: Solve for x
    x = 63,511,919,111.58/404,274.40
  6. Step 6: Final answer
    x = 157,101.02

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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.