Home / 446,971.50-670,878.60-162,936.57

Finding the Fourth Proportional to 446,971.50, 670,878.60 and 162,936.57

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Solution

The fourth proportional to 446,971.50, 670,878.60 and 162,936.57 is: 244,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,971.50 : 670,878.60 = 162,936.57 : x
  2. Step 2: Convert to fraction form
    446,971.50/670,878.60 = 162,936.57/x
  3. Step 3: Cross multiply
    446,971.50x = 670,878.60 × 162,936.57
  4. Step 4: Simplify right side
    446,971.50x = 109,310,657,970.40
  5. Step 5: Solve for x
    x = 109,310,657,970.40/446,971.50
  6. Step 6: Final answer
    x = 244,558.45

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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.