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Finding the Fourth Proportional to 446,860.50, 670,079.58 and 162,352.68

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Solution

The fourth proportional to 446,860.50, 670,079.58 and 162,352.68 is: 243,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,860.50 : 670,079.58 = 162,352.68 : x
  2. Step 2: Convert to fraction form
    446,860.50/670,079.58 = 162,352.68/x
  3. Step 3: Cross multiply
    446,860.50x = 670,079.58 × 162,352.68
  4. Step 4: Simplify right side
    446,860.50x = 108,789,215,626.27
  5. Step 5: Solve for x
    x = 108,789,215,626.27/446,860.50
  6. Step 6: Final answer
    x = 243,452.30

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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.