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Finding the Fourth Proportional to 453,819.73, 680,306.71 and 154,095.37

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Solution

The fourth proportional to 453,819.73, 680,306.71 and 154,095.37 is: 230,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,819.73 : 680,306.71 = 154,095.37 : x
  2. Step 2: Convert to fraction form
    453,819.73/680,306.71 = 154,095.37/x
  3. Step 3: Cross multiply
    453,819.73x = 680,306.71 × 154,095.37
  4. Step 4: Simplify right side
    453,819.73x = 104,832,110,789.40
  5. Step 5: Solve for x
    x = 104,832,110,789.40/453,819.73
  6. Step 6: Final answer
    x = 230,999.46

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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.