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Finding the Fourth Proportional to 270,353.92, 373,084.52 and 149,492.56

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Solution

The fourth proportional to 270,353.92, 373,084.52 and 149,492.56 is: 206,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,353.92 : 373,084.52 = 149,492.56 : x
  2. Step 2: Convert to fraction form
    270,353.92/373,084.52 = 149,492.56/x
  3. Step 3: Cross multiply
    270,353.92x = 373,084.52 × 149,492.56
  4. Step 4: Simplify right side
    270,353.92x = 55,773,359,991.17
  5. Step 5: Solve for x
    x = 55,773,359,991.17/270,353.92
  6. Step 6: Final answer
    x = 206,297.58

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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.