Home / 446,837.67-670,045.93-162,327.60

Finding the Fourth Proportional to 446,837.67, 670,045.93 and 162,327.60

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Solution

The fourth proportional to 446,837.67, 670,045.93 and 162,327.60 is: 243,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,837.67 : 670,045.93 = 162,327.60 : x
  2. Step 2: Convert to fraction form
    446,837.67/670,045.93 = 162,327.60/x
  3. Step 3: Cross multiply
    446,837.67x = 670,045.93 × 162,327.60
  4. Step 4: Simplify right side
    446,837.67x = 108,766,947,300.85
  5. Step 5: Solve for x
    x = 108,766,947,300.85/446,837.67
  6. Step 6: Final answer
    x = 243,414.90

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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.