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Finding the Fourth Proportional to 595,861.98, 822,279.80 and 323,936.78

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Solution

The fourth proportional to 595,861.98, 822,279.80 and 323,936.78 is: 447,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,861.98 : 822,279.80 = 323,936.78 : x
  2. Step 2: Convert to fraction form
    595,861.98/822,279.80 = 323,936.78/x
  3. Step 3: Cross multiply
    595,861.98x = 822,279.80 × 323,936.78
  4. Step 4: Simplify right side
    595,861.98x = 266,366,670,671.04
  5. Step 5: Solve for x
    x = 266,366,670,671.04/595,861.98
  6. Step 6: Final answer
    x = 447,027.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.