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Finding the Fourth Proportional to 302,244.75, 452,491.65 and 227,678.94

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Solution

The fourth proportional to 302,244.75, 452,491.65 and 227,678.94 is: 340,858.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,244.75 : 452,491.65 = 227,678.94 : x
  2. Step 2: Convert to fraction form
    302,244.75/452,491.65 = 227,678.94/x
  3. Step 3: Cross multiply
    302,244.75x = 452,491.65 × 227,678.94
  4. Step 4: Simplify right side
    302,244.75x = 103,022,819,230.85
  5. Step 5: Solve for x
    x = 103,022,819,230.85/302,244.75
  6. Step 6: Final answer
    x = 340,858.92

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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.