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Finding the Fourth Proportional to 248,646.54, 372,972.41 and 199,041.96

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Solution

The fourth proportional to 248,646.54, 372,972.41 and 199,041.96 is: 298,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,646.54 : 372,972.41 = 199,041.96 : x
  2. Step 2: Convert to fraction form
    248,646.54/372,972.41 = 199,041.96/x
  3. Step 3: Cross multiply
    248,646.54x = 372,972.41 × 199,041.96
  4. Step 4: Simplify right side
    248,646.54x = 74,237,158,564.20
  5. Step 5: Solve for x
    x = 74,237,158,564.20/248,646.54
  6. Step 6: Final answer
    x = 298,565.02

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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.