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Finding the Fourth Proportional to 341,974.44, 512,970.42 and 162,017.73

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Solution

The fourth proportional to 341,974.44, 512,970.42 and 162,017.73 is: 243,030.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,974.44 : 512,970.42 = 162,017.73 : x
  2. Step 2: Convert to fraction form
    341,974.44/512,970.42 = 162,017.73/x
  3. Step 3: Cross multiply
    341,974.44x = 512,970.42 × 162,017.73
  4. Step 4: Simplify right side
    341,974.44x = 83,110,303,005.55
  5. Step 5: Solve for x
    x = 83,110,303,005.55/341,974.44
  6. Step 6: Final answer
    x = 243,030.75

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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.