Home / 957,027-1,320,413.94-569,531.78

Finding the Fourth Proportional to 957,027, 1,320,413.94 and 569,531.78

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Solution

The fourth proportional to 957,027, 1,320,413.94 and 569,531.78 is: 785,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,027 : 1,320,413.94 = 569,531.78 : x
  2. Step 2: Convert to fraction form
    957,027/1,320,413.94 = 569,531.78/x
  3. Step 3: Cross multiply
    957,027x = 1,320,413.94 × 569,531.78
  4. Step 4: Simplify right side
    957,027x = 752,017,704,886.05
  5. Step 5: Solve for x
    x = 752,017,704,886.05/957,027
  6. Step 6: Final answer
    x = 785,785.25

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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.