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Finding the Fourth Proportional to 562,999.25, 776,944.43 and 336,644.75

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Solution

The fourth proportional to 562,999.25, 776,944.43 and 336,644.75 is: 464,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,999.25 : 776,944.43 = 336,644.75 : x
  2. Step 2: Convert to fraction form
    562,999.25/776,944.43 = 336,644.75/x
  3. Step 3: Cross multiply
    562,999.25x = 776,944.43 × 336,644.75
  4. Step 4: Simplify right side
    562,999.25x = 261,554,263,401.24
  5. Step 5: Solve for x
    x = 261,554,263,401.24/562,999.25
  6. Step 6: Final answer
    x = 464,573.02

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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.