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Finding the Fourth Proportional to 382,788.34, 573,796.52 and 240,735.12

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Solution

The fourth proportional to 382,788.34, 573,796.52 and 240,735.12 is: 360,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,788.34 : 573,796.52 = 240,735.12 : x
  2. Step 2: Convert to fraction form
    382,788.34/573,796.52 = 240,735.12/x
  3. Step 3: Cross multiply
    382,788.34x = 573,796.52 × 240,735.12
  4. Step 4: Simplify right side
    382,788.34x = 138,132,974,097.78
  5. Step 5: Solve for x
    x = 138,132,974,097.78/382,788.34
  6. Step 6: Final answer
    x = 360,859.93

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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.