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Finding the Fourth Proportional to 339,336.59, 508,830.46 and 179,498.48

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Solution

The fourth proportional to 339,336.59, 508,830.46 and 179,498.48 is: 269,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,336.59 : 508,830.46 = 179,498.48 : x
  2. Step 2: Convert to fraction form
    339,336.59/508,830.46 = 179,498.48/x
  3. Step 3: Cross multiply
    339,336.59x = 508,830.46 × 179,498.48
  4. Step 4: Simplify right side
    339,336.59x = 91,334,291,154.80
  5. Step 5: Solve for x
    x = 91,334,291,154.80/339,336.59
  6. Step 6: Final answer
    x = 269,155.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.