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Finding the Fourth Proportional to 382,330.93, 573,459.33 and 116,093.78

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Solution

The fourth proportional to 382,330.93, 573,459.33 and 116,093.78 is: 174,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,330.93 : 573,459.33 = 116,093.78 : x
  2. Step 2: Convert to fraction form
    382,330.93/573,459.33 = 116,093.78/x
  3. Step 3: Cross multiply
    382,330.93x = 573,459.33 × 116,093.78
  4. Step 4: Simplify right side
    382,330.93x = 66,575,063,164.97
  5. Step 5: Solve for x
    x = 66,575,063,164.97/382,330.93
  6. Step 6: Final answer
    x = 174,129.42

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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.