Home / 494,097.30-741,491.55-213,815.70

Finding the Fourth Proportional to 494,097.30, 741,491.55 and 213,815.70

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Solution

The fourth proportional to 494,097.30, 741,491.55 and 213,815.70 is: 320,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,097.30 : 741,491.55 = 213,815.70 : x
  2. Step 2: Convert to fraction form
    494,097.30/741,491.55 = 213,815.70/x
  3. Step 3: Cross multiply
    494,097.30x = 741,491.55 × 213,815.70
  4. Step 4: Simplify right side
    494,097.30x = 158,542,534,807.34
  5. Step 5: Solve for x
    x = 158,542,534,807.34/494,097.30
  6. Step 6: Final answer
    x = 320,873.10

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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.