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Finding the Fourth Proportional to 301,662.19, 451,804.38 and 144,001.36

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Solution

The fourth proportional to 301,662.19, 451,804.38 and 144,001.36 is: 215,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,662.19 : 451,804.38 = 144,001.36 : x
  2. Step 2: Convert to fraction form
    301,662.19/451,804.38 = 144,001.36/x
  3. Step 3: Cross multiply
    301,662.19x = 451,804.38 × 144,001.36
  4. Step 4: Simplify right side
    301,662.19x = 65,060,445,173.96
  5. Step 5: Solve for x
    x = 65,060,445,173.96/301,662.19
  6. Step 6: Final answer
    x = 215,673.18

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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.