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Finding the Fourth Proportional to 446,969, 670,874.84 and 162,934.06

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Solution

The fourth proportional to 446,969, 670,874.84 and 162,934.06 is: 244,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,969 : 670,874.84 = 162,934.06 : x
  2. Step 2: Convert to fraction form
    446,969/670,874.84 = 162,934.06/x
  3. Step 3: Cross multiply
    446,969x = 670,874.84 × 162,934.06
  4. Step 4: Simplify right side
    446,969x = 109,308,361,433.05
  5. Step 5: Solve for x
    x = 109,308,361,433.05/446,969
  6. Step 6: Final answer
    x = 244,554.68

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1.5x scale

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.