Home / 845,108.44-1,268,160.84-313,003.10

Finding the Fourth Proportional to 845,108.44, 1,268,160.84 and 313,003.10

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Solution

The fourth proportional to 845,108.44, 1,268,160.84 and 313,003.10 is: 469,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,108.44 : 1,268,160.84 = 313,003.10 : x
  2. Step 2: Convert to fraction form
    845,108.44/1,268,160.84 = 313,003.10/x
  3. Step 3: Cross multiply
    845,108.44x = 1,268,160.84 × 313,003.10
  4. Step 4: Simplify right side
    845,108.44x = 396,938,277,389.01
  5. Step 5: Solve for x
    x = 396,938,277,389.01/845,108.44
  6. Step 6: Final answer
    x = 469,689.17

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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.