Home / 902,656.74-1,245,793.88-558,603.48

Finding the Fourth Proportional to 902,656.74, 1,245,793.88 and 558,603.48

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Solution

The fourth proportional to 902,656.74, 1,245,793.88 and 558,603.48 is: 770,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,656.74 : 1,245,793.88 = 558,603.48 : x
  2. Step 2: Convert to fraction form
    902,656.74/1,245,793.88 = 558,603.48/x
  3. Step 3: Cross multiply
    902,656.74x = 1,245,793.88 × 558,603.48
  4. Step 4: Simplify right side
    902,656.74x = 695,904,798,127.21
  5. Step 5: Solve for x
    x = 695,904,798,127.21/902,656.74
  6. Step 6: Final answer
    x = 770,951.76

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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.