Finding the Fourth Proportional to 805,314.68, 1,207,972.26 and 236,695.88
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Solution
The fourth proportional to 805,314.68, 1,207,972.26 and 236,695.88 is: 355,043.89
Step by Step Solution
- Step 1: Write the proportion equation
805,314.68 : 1,207,972.26 = 236,695.88 : x - Step 2: Convert to fraction form
805,314.68/1,207,972.26 = 236,695.88/x - Step 3: Cross multiply
805,314.68x = 1,207,972.26 × 236,695.88 - Step 4: Simplify right side
805,314.68x = 285,922,057,096.29 - Step 5: Solve for x
x = 285,922,057,096.29/805,314.68 - Step 6: Final answer
x = 355,043.89
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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.