Home / 722,447.10-1,083,342.60-273,018.60

Finding the Fourth Proportional to 722,447.10, 1,083,342.60 and 273,018.60

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Solution

The fourth proportional to 722,447.10, 1,083,342.60 and 273,018.60 is: 409,403.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,447.10 : 1,083,342.60 = 273,018.60 : x
  2. Step 2: Convert to fraction form
    722,447.10/1,083,342.60 = 273,018.60/x
  3. Step 3: Cross multiply
    722,447.10x = 1,083,342.60 × 273,018.60
  4. Step 4: Simplify right side
    722,447.10x = 295,772,679,972.36
  5. Step 5: Solve for x
    x = 295,772,679,972.36/722,447.10
  6. Step 6: Final answer
    x = 409,403.93

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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.