Finding the Fourth Proportional to 551,042.98, 825,775.11 and 313,895.98
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Solution
The fourth proportional to 551,042.98, 825,775.11 and 313,895.98 is: 470,394.32
Step by Step Solution
- Step 1: Write the proportion equation
551,042.98 : 825,775.11 = 313,895.98 : x - Step 2: Convert to fraction form
551,042.98/825,775.11 = 313,895.98/x - Step 3: Cross multiply
551,042.98x = 825,775.11 × 313,895.98 - Step 4: Simplify right side
551,042.98x = 259,207,487,413.06 - Step 5: Solve for x
x = 259,207,487,413.06/551,042.98 - Step 6: Final answer
x = 470,394.32
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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.