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Finding the Fourth Proportional to 270,506.52, 373,181.64 and 163,015.47

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Solution

The fourth proportional to 270,506.52, 373,181.64 and 163,015.47 is: 224,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,506.52 : 373,181.64 = 163,015.47 : x
  2. Step 2: Convert to fraction form
    270,506.52/373,181.64 = 163,015.47/x
  3. Step 3: Cross multiply
    270,506.52x = 373,181.64 × 163,015.47
  4. Step 4: Simplify right side
    270,506.52x = 60,834,380,439.97
  5. Step 5: Solve for x
    x = 60,834,380,439.97/270,506.52
  6. Step 6: Final answer
    x = 224,890.63

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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.