Finding the Fourth Proportional to 959,413.29, 1,323,986.64 and 529,690.26
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Solution
The fourth proportional to 959,413.29, 1,323,986.64 and 529,690.26 is: 730,970.52
Step by Step Solution
- Step 1: Write the proportion equation
959,413.29 : 1,323,986.64 = 529,690.26 : x - Step 2: Convert to fraction form
959,413.29/1,323,986.64 = 529,690.26/x - Step 3: Cross multiply
959,413.29x = 1,323,986.64 × 529,690.26 - Step 4: Simplify right side
959,413.29x = 701,302,827,578.13 - Step 5: Solve for x
x = 701,302,827,578.13/959,413.29 - Step 6: Final answer
x = 730,970.52
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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.