Home / 722,200.48-1,083,401.52-301,379.92

Finding the Fourth Proportional to 722,200.48, 1,083,401.52 and 301,379.92

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Solution

The fourth proportional to 722,200.48, 1,083,401.52 and 301,379.92 is: 452,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,200.48 : 1,083,401.52 = 301,379.92 : x
  2. Step 2: Convert to fraction form
    722,200.48/1,083,401.52 = 301,379.92/x
  3. Step 3: Cross multiply
    722,200.48x = 1,083,401.52 × 301,379.92
  4. Step 4: Simplify right side
    722,200.48x = 326,515,463,425.48
  5. Step 5: Solve for x
    x = 326,515,463,425.48/722,200.48
  6. Step 6: Final answer
    x = 452,111.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.