Home / 969,474.96-1,337,928.57-539,745.66

Finding the Fourth Proportional to 969,474.96, 1,337,928.57 and 539,745.66

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Solution

The fourth proportional to 969,474.96, 1,337,928.57 and 539,745.66 is: 744,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,474.96 : 1,337,928.57 = 539,745.66 : x
  2. Step 2: Convert to fraction form
    969,474.96/1,337,928.57 = 539,745.66/x
  3. Step 3: Cross multiply
    969,474.96x = 1,337,928.57 × 539,745.66
  4. Step 4: Simplify right side
    969,474.96x = 722,141,139,047.51
  5. Step 5: Solve for x
    x = 722,141,139,047.51/969,474.96
  6. Step 6: Final answer
    x = 744,878.59

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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.