Home / 270,657.08-373,504.02-149,798.60

Finding the Fourth Proportional to 270,657.08, 373,504.02 and 149,798.60

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Solution

The fourth proportional to 270,657.08, 373,504.02 and 149,798.60 is: 206,720.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,657.08 : 373,504.02 = 149,798.60 : x
  2. Step 2: Convert to fraction form
    270,657.08/373,504.02 = 149,798.60/x
  3. Step 3: Cross multiply
    270,657.08x = 373,504.02 × 149,798.60
  4. Step 4: Simplify right side
    270,657.08x = 55,950,379,290.37
  5. Step 5: Solve for x
    x = 55,950,379,290.37/270,657.08
  6. Step 6: Final answer
    x = 206,720.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.