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Finding the Fourth Proportional to 317,413.98, 475,786.23 and 104,126.22

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Solution

The fourth proportional to 317,413.98, 475,786.23 and 104,126.22 is: 156,079.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,413.98 : 475,786.23 = 104,126.22 : x
  2. Step 2: Convert to fraction form
    317,413.98/475,786.23 = 104,126.22/x
  3. Step 3: Cross multiply
    317,413.98x = 475,786.23 × 104,126.22
  4. Step 4: Simplify right side
    317,413.98x = 49,541,821,657.95
  5. Step 5: Solve for x
    x = 49,541,821,657.95/317,413.98
  6. Step 6: Final answer
    x = 156,079.52

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1.5x scale

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.