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Finding the Fourth Proportional to 222,824.40, 334,445.40 and 117,718.80

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Solution

The fourth proportional to 222,824.40, 334,445.40 and 117,718.80 is: 176,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,824.40 : 334,445.40 = 117,718.80 : x
  2. Step 2: Convert to fraction form
    222,824.40/334,445.40 = 117,718.80/x
  3. Step 3: Cross multiply
    222,824.40x = 334,445.40 × 117,718.80
  4. Step 4: Simplify right side
    222,824.40x = 39,370,511,153.52
  5. Step 5: Solve for x
    x = 39,370,511,153.52/222,824.40
  6. Step 6: Final answer
    x = 176,688.51

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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.