Home / 948,448.73-1,422,747.36-274,540.17

Finding the Fourth Proportional to 948,448.73, 1,422,747.36 and 274,540.17

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Solution

The fourth proportional to 948,448.73, 1,422,747.36 and 274,540.17 is: 411,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,448.73 : 1,422,747.36 = 274,540.17 : x
  2. Step 2: Convert to fraction form
    948,448.73/1,422,747.36 = 274,540.17/x
  3. Step 3: Cross multiply
    948,448.73x = 1,422,747.36 × 274,540.17
  4. Step 4: Simplify right side
    948,448.73x = 390,601,302,081.45
  5. Step 5: Solve for x
    x = 390,601,302,081.45/948,448.73
  6. Step 6: Final answer
    x = 411,831.75

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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.