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Finding the Fourth Proportional to 339,344.88, 508,808.24 and 114,684.16

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Solution

The fourth proportional to 339,344.88, 508,808.24 and 114,684.16 is: 171,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,344.88 : 508,808.24 = 114,684.16 : x
  2. Step 2: Convert to fraction form
    339,344.88/508,808.24 = 114,684.16/x
  3. Step 3: Cross multiply
    339,344.88x = 508,808.24 × 114,684.16
  4. Step 4: Simplify right side
    339,344.88x = 58,352,245,605.48
  5. Step 5: Solve for x
    x = 58,352,245,605.48/339,344.88
  6. Step 6: Final answer
    x = 171,955.58

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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.