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Finding the Fourth Proportional to 295,559.44, 407,874.72 and 168,243.28

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Solution

The fourth proportional to 295,559.44, 407,874.72 and 168,243.28 is: 232,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,559.44 : 407,874.72 = 168,243.28 : x
  2. Step 2: Convert to fraction form
    295,559.44/407,874.72 = 168,243.28/x
  3. Step 3: Cross multiply
    295,559.44x = 407,874.72 × 168,243.28
  4. Step 4: Simplify right side
    295,559.44x = 68,622,180,721.88
  5. Step 5: Solve for x
    x = 68,622,180,721.88/295,559.44
  6. Step 6: Final answer
    x = 232,177.26

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1.5x scale

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.