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Finding the Fourth Proportional to 446,970, 670,876.35 and 162,935.07

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Solution

The fourth proportional to 446,970, 670,876.35 and 162,935.07 is: 244,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,970 : 670,876.35 = 162,935.07 : x
  2. Step 2: Convert to fraction form
    446,970/670,876.35 = 162,935.07/x
  3. Step 3: Cross multiply
    446,970x = 670,876.35 × 162,935.07
  4. Step 4: Simplify right side
    446,970x = 109,309,285,048.60
  5. Step 5: Solve for x
    x = 109,309,285,048.60/446,970
  6. Step 6: Final answer
    x = 244,556.20

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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.