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Finding the Fourth Proportional to 363,501, 501,642.92 and 227,491.47

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Solution

The fourth proportional to 363,501, 501,642.92 and 227,491.47 is: 313,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,501 : 501,642.92 = 227,491.47 : x
  2. Step 2: Convert to fraction form
    363,501/501,642.92 = 227,491.47/x
  3. Step 3: Cross multiply
    363,501x = 501,642.92 × 227,491.47
  4. Step 4: Simplify right side
    363,501x = 114,119,485,854.62
  5. Step 5: Solve for x
    x = 114,119,485,854.62/363,501
  6. Step 6: Final answer
    x = 313,945.45

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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.