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Finding the Fourth Proportional to 576,219.73, 795,162.37 and 318,091.14

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Solution

The fourth proportional to 576,219.73, 795,162.37 and 318,091.14 is: 438,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,219.73 : 795,162.37 = 318,091.14 : x
  2. Step 2: Convert to fraction form
    576,219.73/795,162.37 = 318,091.14/x
  3. Step 3: Cross multiply
    576,219.73x = 795,162.37 × 318,091.14
  4. Step 4: Simplify right side
    576,219.73x = 252,934,104,758.40
  5. Step 5: Solve for x
    x = 252,934,104,758.40/576,219.73
  6. Step 6: Final answer
    x = 438,954.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.