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Finding the Fourth Proportional to 503,687.68, 751,846.37 and 443,902.39

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Solution

The fourth proportional to 503,687.68, 751,846.37 and 443,902.39 is: 662,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,687.68 : 751,846.37 = 443,902.39 : x
  2. Step 2: Convert to fraction form
    503,687.68/751,846.37 = 443,902.39/x
  3. Step 3: Cross multiply
    503,687.68x = 751,846.37 × 443,902.39
  4. Step 4: Simplify right side
    503,687.68x = 333,746,400,555.82
  5. Step 5: Solve for x
    x = 333,746,400,555.82/503,687.68
  6. Step 6: Final answer
    x = 662,605.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.