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Finding the Fourth Proportional to 336,589.91, 504,597.88 and 146,908.46

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Solution

The fourth proportional to 336,589.91, 504,597.88 and 146,908.46 is: 220,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,589.91 : 504,597.88 = 146,908.46 : x
  2. Step 2: Convert to fraction form
    336,589.91/504,597.88 = 146,908.46/x
  3. Step 3: Cross multiply
    336,589.91x = 504,597.88 × 146,908.46
  4. Step 4: Simplify right side
    336,589.91x = 74,129,697,470.06
  5. Step 5: Solve for x
    x = 74,129,697,470.06/336,589.91
  6. Step 6: Final answer
    x = 220,237.43

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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.