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Finding the Fourth Proportional to 272,055.60, 408,083.40 and 244,499.40

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Solution

The fourth proportional to 272,055.60, 408,083.40 and 244,499.40 is: 366,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,055.60 : 408,083.40 = 244,499.40 : x
  2. Step 2: Convert to fraction form
    272,055.60/408,083.40 = 244,499.40/x
  3. Step 3: Cross multiply
    272,055.60x = 408,083.40 × 244,499.40
  4. Step 4: Simplify right side
    272,055.60x = 99,776,146,449.96
  5. Step 5: Solve for x
    x = 99,776,146,449.96/272,055.60
  6. Step 6: Final answer
    x = 366,749.10

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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.