Finding the Fourth Proportional to 875,224.62, 1,312,836.48 and 276,245.82
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Solution
The fourth proportional to 875,224.62, 1,312,836.48 and 276,245.82 is: 414,368.59
Step by Step Solution
- Step 1: Write the proportion equation
875,224.62 : 1,312,836.48 = 276,245.82 : x - Step 2: Convert to fraction form
875,224.62/1,312,836.48 = 276,245.82/x - Step 3: Cross multiply
875,224.62x = 1,312,836.48 × 276,245.82 - Step 4: Simplify right side
875,224.62x = 362,665,589,943.51 - Step 5: Solve for x
x = 362,665,589,943.51/875,224.62 - Step 6: Final answer
x = 414,368.59
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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.