Finding the Fourth Proportional to 470,863.09, 706,413.23 and 133,903.74
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Solution
The fourth proportional to 470,863.09, 706,413.23 and 133,903.74 is: 200,889.34
Step by Step Solution
- Step 1: Write the proportion equation
470,863.09 : 706,413.23 = 133,903.74 : x - Step 2: Convert to fraction form
470,863.09/706,413.23 = 133,903.74/x - Step 3: Cross multiply
470,863.09x = 706,413.23 × 133,903.74 - Step 4: Simplify right side
470,863.09x = 94,591,374,578.99 - Step 5: Solve for x
x = 94,591,374,578.99/470,863.09 - Step 6: Final answer
x = 200,889.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.