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Finding the Fourth Proportional to 493,618.82, 740,428.23 and 119,641.82

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Solution

The fourth proportional to 493,618.82, 740,428.23 and 119,641.82 is: 179,462.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,618.82 : 740,428.23 = 119,641.82 : x
  2. Step 2: Convert to fraction form
    493,618.82/740,428.23 = 119,641.82/x
  3. Step 3: Cross multiply
    493,618.82x = 740,428.23 × 119,641.82
  4. Step 4: Simplify right side
    493,618.82x = 88,586,177,314.44
  5. Step 5: Solve for x
    x = 88,586,177,314.44/493,618.82
  6. Step 6: Final answer
    x = 179,462.72

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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.