Home / 1,008,282.32-1,391,413.09-549,402.33

Finding the Fourth Proportional to 1,008,282.32, 1,391,413.09 and 549,402.33

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Solution

The fourth proportional to 1,008,282.32, 1,391,413.09 and 549,402.33 is: 758,166.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,282.32 : 1,391,413.09 = 549,402.33 : x
  2. Step 2: Convert to fraction form
    1,008,282.32/1,391,413.09 = 549,402.33/x
  3. Step 3: Cross multiply
    1,008,282.32x = 1,391,413.09 × 549,402.33
  4. Step 4: Simplify right side
    1,008,282.32x = 764,445,590,891.49
  5. Step 5: Solve for x
    x = 764,445,590,891.49/1,008,282.32
  6. Step 6: Final answer
    x = 758,166.22

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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.