Finding the Fourth Proportional to 395,718.21, 546,075.27 and 232,352.96
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Solution
The fourth proportional to 395,718.21, 546,075.27 and 232,352.96 is: 320,637.77
Step by Step Solution
- Step 1: Write the proportion equation
395,718.21 : 546,075.27 = 232,352.96 : x - Step 2: Convert to fraction form
395,718.21/546,075.27 = 232,352.96/x - Step 3: Cross multiply
395,718.21x = 546,075.27 × 232,352.96 - Step 4: Simplify right side
395,718.21x = 126,882,202,636.92 - Step 5: Solve for x
x = 126,882,202,636.92/395,718.21 - Step 6: Final answer
x = 320,637.77
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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.