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Finding the Fourth Proportional to 220,504.83, 304,327.44 and 134,454.75

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Solution

The fourth proportional to 220,504.83, 304,327.44 and 134,454.75 is: 185,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,504.83 : 304,327.44 = 134,454.75 : x
  2. Step 2: Convert to fraction form
    220,504.83/304,327.44 = 134,454.75/x
  3. Step 3: Cross multiply
    220,504.83x = 304,327.44 × 134,454.75
  4. Step 4: Simplify right side
    220,504.83x = 40,918,269,863.34
  5. Step 5: Solve for x
    x = 40,918,269,863.34/220,504.83
  6. Step 6: Final answer
    x = 185,566.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.