Finding the Fourth Proportional to 823,733.16, 1,136,413.98 and 501,184.68
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Solution
The fourth proportional to 823,733.16, 1,136,413.98 and 501,184.68 is: 691,429.34
Step by Step Solution
- Step 1: Write the proportion equation
823,733.16 : 1,136,413.98 = 501,184.68 : x - Step 2: Convert to fraction form
823,733.16/1,136,413.98 = 501,184.68/x - Step 3: Cross multiply
823,733.16x = 1,136,413.98 × 501,184.68 - Step 4: Simplify right side
823,733.16x = 569,553,276,913.83 - Step 5: Solve for x
x = 569,553,276,913.83/823,733.16 - Step 6: Final answer
x = 691,429.34
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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.