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Finding the Fourth Proportional to 446,969.25, 670,875.21 and 162,934.31

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Solution

The fourth proportional to 446,969.25, 670,875.21 and 162,934.31 is: 244,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,969.25 : 670,875.21 = 162,934.31 : x
  2. Step 2: Convert to fraction form
    446,969.25/670,875.21 = 162,934.31/x
  3. Step 3: Cross multiply
    446,969.25x = 670,875.21 × 162,934.31
  4. Step 4: Simplify right side
    446,969.25x = 109,308,591,114.64
  5. Step 5: Solve for x
    x = 109,308,591,114.64/446,969.25
  6. Step 6: Final answer
    x = 244,555.06

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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.