Finding the Fourth Proportional to 262,458.42, 362,192.69 and 153,583.68
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Solution
The fourth proportional to 262,458.42, 362,192.69 and 153,583.68 is: 211,945.52
Step by Step Solution
- Step 1: Write the proportion equation
262,458.42 : 362,192.69 = 153,583.68 : x - Step 2: Convert to fraction form
262,458.42/362,192.69 = 153,583.68/x - Step 3: Cross multiply
262,458.42x = 362,192.69 × 153,583.68 - Step 4: Simplify right side
262,458.42x = 55,626,886,199.30 - Step 5: Solve for x
x = 55,626,886,199.30/262,458.42 - Step 6: Final answer
x = 211,945.52
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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.