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Finding the Fourth Proportional to 453,359.07, 680,014.00 and 137,791.37

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Solution

The fourth proportional to 453,359.07, 680,014.00 and 137,791.37 is: 206,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,359.07 : 680,014.00 = 137,791.37 : x
  2. Step 2: Convert to fraction form
    453,359.07/680,014.00 = 137,791.37/x
  3. Step 3: Cross multiply
    453,359.07x = 680,014.00 × 137,791.37
  4. Step 4: Simplify right side
    453,359.07x = 93,700,061,776.38
  5. Step 5: Solve for x
    x = 93,700,061,776.38/453,359.07
  6. Step 6: Final answer
    x = 206,679.58

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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.