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Finding the Fourth Proportional to 459,702.44, 689,418.94 and 179,152.68

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Solution

The fourth proportional to 459,702.44, 689,418.94 and 179,152.68 is: 268,676.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,702.44 : 689,418.94 = 179,152.68 : x
  2. Step 2: Convert to fraction form
    459,702.44/689,418.94 = 179,152.68/x
  3. Step 3: Cross multiply
    459,702.44x = 689,418.94 × 179,152.68
  4. Step 4: Simplify right side
    459,702.44x = 123,511,250,743.76
  5. Step 5: Solve for x
    x = 123,511,250,743.76/459,702.44
  6. Step 6: Final answer
    x = 268,676.52

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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.