Finding the Fourth Proportional to 858,549.92, 1,184,739.62 and 476,546.63
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Solution
The fourth proportional to 858,549.92, 1,184,739.62 and 476,546.63 is: 657,601.45
Step by Step Solution
- Step 1: Write the proportion equation
858,549.92 : 1,184,739.62 = 476,546.63 : x - Step 2: Convert to fraction form
858,549.92/1,184,739.62 = 476,546.63/x - Step 3: Cross multiply
858,549.92x = 1,184,739.62 × 476,546.63 - Step 4: Simplify right side
858,549.92x = 564,583,665,032.05 - Step 5: Solve for x
x = 564,583,665,032.05/858,549.92 - Step 6: Final answer
x = 657,601.45
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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.