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Finding the Fourth Proportional to 339,452.94, 468,453.30 and 186,501.02

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Solution

The fourth proportional to 339,452.94, 468,453.30 and 186,501.02 is: 257,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,452.94 : 468,453.30 = 186,501.02 : x
  2. Step 2: Convert to fraction form
    339,452.94/468,453.30 = 186,501.02/x
  3. Step 3: Cross multiply
    339,452.94x = 468,453.30 × 186,501.02
  4. Step 4: Simplify right side
    339,452.94x = 87,367,018,272.37
  5. Step 5: Solve for x
    x = 87,367,018,272.37/339,452.94
  6. Step 6: Final answer
    x = 257,375.94

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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.