Finding the Fourth Proportional to 851,695.05, 1,175,365.43 and 489,191.63
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Solution
The fourth proportional to 851,695.05, 1,175,365.43 and 489,191.63 is: 675,099.52
Step by Step Solution
- Step 1: Write the proportion equation
851,695.05 : 1,175,365.43 = 489,191.63 : x - Step 2: Convert to fraction form
851,695.05/1,175,365.43 = 489,191.63/x - Step 3: Cross multiply
851,695.05x = 1,175,365.43 × 489,191.63 - Step 4: Simplify right side
851,695.05x = 574,978,922,224.57 - Step 5: Solve for x
x = 574,978,922,224.57/851,695.05 - Step 6: Final answer
x = 675,099.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.