Home / 845,331.03-1,268,190.94-276,730.47

Finding the Fourth Proportional to 845,331.03, 1,268,190.94 and 276,730.47

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Solution

The fourth proportional to 845,331.03, 1,268,190.94 and 276,730.47 is: 415,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,331.03 : 1,268,190.94 = 276,730.47 : x
  2. Step 2: Convert to fraction form
    845,331.03/1,268,190.94 = 276,730.47/x
  3. Step 3: Cross multiply
    845,331.03x = 1,268,190.94 × 276,730.47
  4. Step 4: Simplify right side
    845,331.03x = 350,947,068,534.99
  5. Step 5: Solve for x
    x = 350,947,068,534.99/845,331.03
  6. Step 6: Final answer
    x = 415,159.34

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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.