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Finding the Fourth Proportional to 339,034.86, 508,422.24 and 114,334.56

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Solution

The fourth proportional to 339,034.86, 508,422.24 and 114,334.56 is: 171,457.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,034.86 : 508,422.24 = 114,334.56 : x
  2. Step 2: Convert to fraction form
    339,034.86/508,422.24 = 114,334.56/x
  3. Step 3: Cross multiply
    339,034.86x = 508,422.24 × 114,334.56
  4. Step 4: Simplify right side
    339,034.86x = 58,130,233,104.61
  5. Step 5: Solve for x
    x = 58,130,233,104.61/339,034.86
  6. Step 6: Final answer
    x = 171,457.98

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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.