Finding the Fourth Proportional to 765,875.18, 1,148,855.96 and 233,413.58
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Solution
The fourth proportional to 765,875.18, 1,148,855.96 and 233,413.58 is: 350,133.53
Step by Step Solution
- Step 1: Write the proportion equation
765,875.18 : 1,148,855.96 = 233,413.58 : x - Step 2: Convert to fraction form
765,875.18/1,148,855.96 = 233,413.58/x - Step 3: Cross multiply
765,875.18x = 1,148,855.96 × 233,413.58 - Step 4: Simplify right side
765,875.18x = 268,158,577,367.19 - Step 5: Solve for x
x = 268,158,577,367.19/765,875.18 - Step 6: Final answer
x = 350,133.53
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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.