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Finding the Fourth Proportional to 295,557.44, 407,871.96 and 168,241.28

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Solution

The fourth proportional to 295,557.44, 407,871.96 and 168,241.28 is: 232,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,557.44 : 407,871.96 = 168,241.28 : x
  2. Step 2: Convert to fraction form
    295,557.44/407,871.96 = 168,241.28/x
  3. Step 3: Cross multiply
    295,557.44x = 407,871.96 × 168,241.28
  4. Step 4: Simplify right side
    295,557.44x = 68,620,900,626.51
  5. Step 5: Solve for x
    x = 68,620,900,626.51/295,557.44
  6. Step 6: Final answer
    x = 232,174.50

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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.