Home / 948,447.73-1,422,745.86-274,539.17

Finding the Fourth Proportional to 948,447.73, 1,422,745.86 and 274,539.17

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Solution

The fourth proportional to 948,447.73, 1,422,745.86 and 274,539.17 is: 411,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,447.73 : 1,422,745.86 = 274,539.17 : x
  2. Step 2: Convert to fraction form
    948,447.73/1,422,745.86 = 274,539.17/x
  3. Step 3: Cross multiply
    948,447.73x = 1,422,745.86 × 274,539.17
  4. Step 4: Simplify right side
    948,447.73x = 390,599,472,111.72
  5. Step 5: Solve for x
    x = 390,599,472,111.72/948,447.73
  6. Step 6: Final answer
    x = 411,830.26

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1.5x scale

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.