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Finding the Fourth Proportional to 370,351.02, 555,273.83 and 178,123.97

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Solution

The fourth proportional to 370,351.02, 555,273.83 and 178,123.97 is: 267,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,351.02 : 555,273.83 = 178,123.97 : x
  2. Step 2: Convert to fraction form
    370,351.02/555,273.83 = 178,123.97/x
  3. Step 3: Cross multiply
    370,351.02x = 555,273.83 × 178,123.97
  4. Step 4: Simplify right side
    370,351.02x = 98,907,581,651.05
  5. Step 5: Solve for x
    x = 98,907,581,651.05/370,351.02
  6. Step 6: Final answer
    x = 267,064.42

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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.