Home / 858,365.02-1,287,596.76-227,262.44

Finding the Fourth Proportional to 858,365.02, 1,287,596.76 and 227,262.44

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Solution

The fourth proportional to 858,365.02, 1,287,596.76 and 227,262.44 is: 340,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,365.02 : 1,287,596.76 = 227,262.44 : x
  2. Step 2: Convert to fraction form
    858,365.02/1,287,596.76 = 227,262.44/x
  3. Step 3: Cross multiply
    858,365.02x = 1,287,596.76 × 227,262.44
  4. Step 4: Simplify right side
    858,365.02x = 292,622,381,413.69
  5. Step 5: Solve for x
    x = 292,622,381,413.69/858,365.02
  6. Step 6: Final answer
    x = 340,906.69

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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.