Finding the Fourth Proportional to 845,377.08, 1,268,221.14 and 276,790.02
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Solution
The fourth proportional to 845,377.08, 1,268,221.14 and 276,790.02 is: 415,235.95
Step by Step Solution
- Step 1: Write the proportion equation
845,377.08 : 1,268,221.14 = 276,790.02 : x - Step 2: Convert to fraction form
845,377.08/1,268,221.14 = 276,790.02/x - Step 3: Cross multiply
845,377.08x = 1,268,221.14 × 276,790.02 - Step 4: Simplify right side
845,377.08x = 351,030,954,705.02 - Step 5: Solve for x
x = 351,030,954,705.02/845,377.08 - Step 6: Final answer
x = 415,235.95
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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.