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Finding the Fourth Proportional to 567,647.68, 851,413.20 and 188,593.60

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Solution

The fourth proportional to 567,647.68, 851,413.20 and 188,593.60 is: 282,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,647.68 : 851,413.20 = 188,593.60 : x
  2. Step 2: Convert to fraction form
    567,647.68/851,413.20 = 188,593.60/x
  3. Step 3: Cross multiply
    567,647.68x = 851,413.20 × 188,593.60
  4. Step 4: Simplify right side
    567,647.68x = 160,571,080,475.52
  5. Step 5: Solve for x
    x = 160,571,080,475.52/567,647.68
  6. Step 6: Final answer
    x = 282,871.02

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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.