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Finding the Fourth Proportional to 274,837.80, 412,256.70 and 227,598.60

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Solution

The fourth proportional to 274,837.80, 412,256.70 and 227,598.60 is: 341,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,837.80 : 412,256.70 = 227,598.60 : x
  2. Step 2: Convert to fraction form
    274,837.80/412,256.70 = 227,598.60/x
  3. Step 3: Cross multiply
    274,837.80x = 412,256.70 × 227,598.60
  4. Step 4: Simplify right side
    274,837.80x = 93,829,047,760.62
  5. Step 5: Solve for x
    x = 93,829,047,760.62/274,837.80
  6. Step 6: Final answer
    x = 341,397.90

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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.