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Finding the Fourth Proportional to 662,301.93, 993,462 and 188,987.14

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Solution

The fourth proportional to 662,301.93, 993,462 and 188,987.14 is: 283,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,301.93 : 993,462 = 188,987.14 : x
  2. Step 2: Convert to fraction form
    662,301.93/993,462 = 188,987.14/x
  3. Step 3: Cross multiply
    662,301.93x = 993,462 × 188,987.14
  4. Step 4: Simplify right side
    662,301.93x = 187,751,542,078.68
  5. Step 5: Solve for x
    x = 187,751,542,078.68/662,301.93
  6. Step 6: Final answer
    x = 283,483.31

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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.