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Finding the Fourth Proportional to 373,804.09, 560,714.07 and 133,933.61

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Solution

The fourth proportional to 373,804.09, 560,714.07 and 133,933.61 is: 200,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,804.09 : 560,714.07 = 133,933.61 : x
  2. Step 2: Convert to fraction form
    373,804.09/560,714.07 = 133,933.61/x
  3. Step 3: Cross multiply
    373,804.09x = 560,714.07 × 133,933.61
  4. Step 4: Simplify right side
    373,804.09x = 75,098,461,476.93
  5. Step 5: Solve for x
    x = 75,098,461,476.93/373,804.09
  6. Step 6: Final answer
    x = 200,903.26

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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.