Home / 902,656.57-1,245,793.77-558,603.31

Finding the Fourth Proportional to 902,656.57, 1,245,793.77 and 558,603.31

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Solution

The fourth proportional to 902,656.57, 1,245,793.77 and 558,603.31 is: 770,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,656.57 : 1,245,793.77 = 558,603.31 : x
  2. Step 2: Convert to fraction form
    902,656.57/1,245,793.77 = 558,603.31/x
  3. Step 3: Cross multiply
    902,656.57x = 1,245,793.77 × 558,603.31
  4. Step 4: Simplify right side
    902,656.57x = 695,904,519,564.85
  5. Step 5: Solve for x
    x = 695,904,519,564.85/902,656.57
  6. Step 6: Final answer
    x = 770,951.59

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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.