Finding the Fourth Proportional to 406,413.53, 609,596.85 and 122,097.99
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Solution
The fourth proportional to 406,413.53, 609,596.85 and 122,097.99 is: 183,139.95
Step by Step Solution
- Step 1: Write the proportion equation
406,413.53 : 609,596.85 = 122,097.99 : x - Step 2: Convert to fraction form
406,413.53/609,596.85 = 122,097.99/x - Step 3: Cross multiply
406,413.53x = 609,596.85 × 122,097.99 - Step 4: Simplify right side
406,413.53x = 74,430,552,839.19 - Step 5: Solve for x
x = 74,430,552,839.19/406,413.53 - Step 6: Final answer
x = 183,139.95
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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.