Finding the Fourth Proportional to 858,601.24, 1,184,628.18 and 536,638.12
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Solution
The fourth proportional to 858,601.24, 1,184,628.18 and 536,638.12 is: 740,409.65
Step by Step Solution
- Step 1: Write the proportion equation
858,601.24 : 1,184,628.18 = 536,638.12 : x - Step 2: Convert to fraction form
858,601.24/1,184,628.18 = 536,638.12/x - Step 3: Cross multiply
858,601.24x = 1,184,628.18 × 536,638.12 - Step 4: Simplify right side
858,601.24x = 635,716,639,414.22 - Step 5: Solve for x
x = 635,716,639,414.22/858,601.24 - Step 6: Final answer
x = 740,409.65
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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.