Home / 722,572.56-1,083,268.08-273,038.76

Finding the Fourth Proportional to 722,572.56, 1,083,268.08 and 273,038.76

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Solution

The fourth proportional to 722,572.56, 1,083,268.08 and 273,038.76 is: 409,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,572.56 : 1,083,268.08 = 273,038.76 : x
  2. Step 2: Convert to fraction form
    722,572.56/1,083,268.08 = 273,038.76/x
  3. Step 3: Cross multiply
    722,572.56x = 1,083,268.08 × 273,038.76
  4. Step 4: Simplify right side
    722,572.56x = 295,774,173,310.78
  5. Step 5: Solve for x
    x = 295,774,173,310.78/722,572.56
  6. Step 6: Final answer
    x = 409,334.91

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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.