Finding the Fourth Proportional to 858,537.92, 1,184,723.05 and 476,534.63
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Solution
The fourth proportional to 858,537.92, 1,184,723.05 and 476,534.63 is: 657,584.89
Step by Step Solution
- Step 1: Write the proportion equation
858,537.92 : 1,184,723.05 = 476,534.63 : x - Step 2: Convert to fraction form
858,537.92/1,184,723.05 = 476,534.63/x - Step 3: Cross multiply
858,537.92x = 1,184,723.05 × 476,534.63 - Step 4: Simplify right side
858,537.92x = 564,561,560,284.22 - Step 5: Solve for x
x = 564,561,560,284.22/858,537.92 - Step 6: Final answer
x = 657,584.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.