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Finding the Fourth Proportional to 482,267.61, 665,055.99 and 444,126.33

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Solution

The fourth proportional to 482,267.61, 665,055.99 and 444,126.33 is: 612,458.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,267.61 : 665,055.99 = 444,126.33 : x
  2. Step 2: Convert to fraction form
    482,267.61/665,055.99 = 444,126.33/x
  3. Step 3: Cross multiply
    482,267.61x = 665,055.99 × 444,126.33
  4. Step 4: Simplify right side
    482,267.61x = 295,368,876,083.22
  5. Step 5: Solve for x
    x = 295,368,876,083.22/482,267.61
  6. Step 6: Final answer
    x = 612,458.46

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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.