Home / 902,441.70-1,245,935.79-580,710.92

Finding the Fourth Proportional to 902,441.70, 1,245,935.79 and 580,710.92

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Solution

The fourth proportional to 902,441.70, 1,245,935.79 and 580,710.92 is: 801,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,441.70 : 1,245,935.79 = 580,710.92 : x
  2. Step 2: Convert to fraction form
    902,441.70/1,245,935.79 = 580,710.92/x
  3. Step 3: Cross multiply
    902,441.70x = 1,245,935.79 × 580,710.92
  4. Step 4: Simplify right side
    902,441.70x = 723,528,512,642.15
  5. Step 5: Solve for x
    x = 723,528,512,642.15/902,441.70
  6. Step 6: Final answer
    x = 801,745.43

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1.5x scale

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.