Finding the Fourth Proportional to 708,092.73, 1,062,138.12 and 328,806.06
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Solution
The fourth proportional to 708,092.73, 1,062,138.12 and 328,806.06 is: 493,208.64
Step by Step Solution
- Step 1: Write the proportion equation
708,092.73 : 1,062,138.12 = 328,806.06 : x - Step 2: Convert to fraction form
708,092.73/1,062,138.12 = 328,806.06/x - Step 3: Cross multiply
708,092.73x = 1,062,138.12 × 328,806.06 - Step 4: Simplify right side
708,092.73x = 349,237,450,413.01 - Step 5: Solve for x
x = 349,237,450,413.01/708,092.73 - Step 6: Final answer
x = 493,208.64
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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.