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Finding the Fourth Proportional to 270,954.82, 373,930.86 and 163,522.90

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Solution

The fourth proportional to 270,954.82, 373,930.86 and 163,522.90 is: 225,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,954.82 : 373,930.86 = 163,522.90 : x
  2. Step 2: Convert to fraction form
    270,954.82/373,930.86 = 163,522.90/x
  3. Step 3: Cross multiply
    270,954.82x = 373,930.86 × 163,522.90
  4. Step 4: Simplify right side
    270,954.82x = 61,146,258,626.69
  5. Step 5: Solve for x
    x = 61,146,258,626.69/270,954.82
  6. Step 6: Final answer
    x = 225,669.57

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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.