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Finding the Fourth Proportional to 450,092.40, 674,930.84 and 165,711.54

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Solution

The fourth proportional to 450,092.40, 674,930.84 and 165,711.54 is: 248,490.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,092.40 : 674,930.84 = 165,711.54 : x
  2. Step 2: Convert to fraction form
    450,092.40/674,930.84 = 165,711.54/x
  3. Step 3: Cross multiply
    450,092.40x = 674,930.84 × 165,711.54
  4. Step 4: Simplify right side
    450,092.40x = 111,843,828,889.89
  5. Step 5: Solve for x
    x = 111,843,828,889.89/450,092.40
  6. Step 6: Final answer
    x = 248,490.82

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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.