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Finding the Fourth Proportional to 222,258.80, 333,431.40 and 64,492.40

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Solution

The fourth proportional to 222,258.80, 333,431.40 and 64,492.40 is: 96,751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,258.80 : 333,431.40 = 64,492.40 : x
  2. Step 2: Convert to fraction form
    222,258.80/333,431.40 = 64,492.40/x
  3. Step 3: Cross multiply
    222,258.80x = 333,431.40 × 64,492.40
  4. Step 4: Simplify right side
    222,258.80x = 21,503,791,221.36
  5. Step 5: Solve for x
    x = 21,503,791,221.36/222,258.80
  6. Step 6: Final answer
    x = 96,751.14

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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.