Home / 985,413.44-1,359,874.31-549,849.14

Finding the Fourth Proportional to 985,413.44, 1,359,874.31 and 549,849.14

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Solution

The fourth proportional to 985,413.44, 1,359,874.31 and 549,849.14 is: 758,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,413.44 : 1,359,874.31 = 549,849.14 : x
  2. Step 2: Convert to fraction form
    985,413.44/1,359,874.31 = 549,849.14/x
  3. Step 3: Cross multiply
    985,413.44x = 1,359,874.31 × 549,849.14
  4. Step 4: Simplify right side
    985,413.44x = 747,725,720,512.03
  5. Step 5: Solve for x
    x = 747,725,720,512.03/985,413.44
  6. Step 6: Final answer
    x = 758,793.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.