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Finding the Fourth Proportional to 336,573.81, 504,729.50 and 126,096.93

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Solution

The fourth proportional to 336,573.81, 504,729.50 and 126,096.93 is: 189,096.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,573.81 : 504,729.50 = 126,096.93 : x
  2. Step 2: Convert to fraction form
    336,573.81/504,729.50 = 126,096.93/x
  3. Step 3: Cross multiply
    336,573.81x = 504,729.50 × 126,096.93
  4. Step 4: Simplify right side
    336,573.81x = 63,644,839,799.95
  5. Step 5: Solve for x
    x = 63,644,839,799.95/336,573.81
  6. Step 6: Final answer
    x = 189,096.23

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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.