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Finding the Fourth Proportional to 336,348.56, 504,270 and 158,754.56

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Solution

The fourth proportional to 336,348.56, 504,270 and 158,754.56 is: 238,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,348.56 : 504,270 = 158,754.56 : x
  2. Step 2: Convert to fraction form
    336,348.56/504,270 = 158,754.56/x
  3. Step 3: Cross multiply
    336,348.56x = 504,270 × 158,754.56
  4. Step 4: Simplify right side
    336,348.56x = 80,055,161,971.20
  5. Step 5: Solve for x
    x = 80,055,161,971.20/336,348.56
  6. Step 6: Final answer
    x = 238,012.50

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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.