Home / 845,739.20-1,268,657.40-246,792.80

Finding the Fourth Proportional to 845,739.20, 1,268,657.40 and 246,792.80

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Solution

The fourth proportional to 845,739.20, 1,268,657.40 and 246,792.80 is: 370,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,739.20 : 1,268,657.40 = 246,792.80 : x
  2. Step 2: Convert to fraction form
    845,739.20/1,268,657.40 = 246,792.80/x
  3. Step 3: Cross multiply
    845,739.20x = 1,268,657.40 × 246,792.80
  4. Step 4: Simplify right side
    845,739.20x = 313,095,511,986.72
  5. Step 5: Solve for x
    x = 313,095,511,986.72/845,739.20
  6. Step 6: Final answer
    x = 370,203.38

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1.5x scale

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.