Home / 722,476.10-1,083,386.10-273,047.60

Finding the Fourth Proportional to 722,476.10, 1,083,386.10 and 273,047.60

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Solution

The fourth proportional to 722,476.10, 1,083,386.10 and 273,047.60 is: 409,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,476.10 : 1,083,386.10 = 273,047.60 : x
  2. Step 2: Convert to fraction form
    722,476.10/1,083,386.10 = 273,047.60/x
  3. Step 3: Cross multiply
    722,476.10x = 1,083,386.10 × 273,047.60
  4. Step 4: Simplify right side
    722,476.10x = 295,815,974,478.36
  5. Step 5: Solve for x
    x = 295,815,974,478.36/722,476.10
  6. Step 6: Final answer
    x = 409,447.42

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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.