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Finding the Fourth Proportional to 594,131, 819,901.18 and 322,198.81

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Solution

The fourth proportional to 594,131, 819,901.18 and 322,198.81 is: 444,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,131 : 819,901.18 = 322,198.81 : x
  2. Step 2: Convert to fraction form
    594,131/819,901.18 = 322,198.81/x
  3. Step 3: Cross multiply
    594,131x = 819,901.18 × 322,198.81
  4. Step 4: Simplify right side
    594,131x = 264,171,184,513.60
  5. Step 5: Solve for x
    x = 264,171,184,513.60/594,131
  6. Step 6: Final answer
    x = 444,634.57

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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.