Home / 446,947.60-670,453.80-269,071.60

Finding the Fourth Proportional to 446,947.60, 670,453.80 and 269,071.60

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Solution

The fourth proportional to 446,947.60, 670,453.80 and 269,071.60 is: 403,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,947.60 : 670,453.80 = 269,071.60 : x
  2. Step 2: Convert to fraction form
    446,947.60/670,453.80 = 269,071.60/x
  3. Step 3: Cross multiply
    446,947.60x = 670,453.80 × 269,071.60
  4. Step 4: Simplify right side
    446,947.60x = 180,400,076,692.08
  5. Step 5: Solve for x
    x = 180,400,076,692.08/446,947.60
  6. Step 6: Final answer
    x = 403,626.91

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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.