Finding the Fourth Proportional to 307,611.24, 461,413.98 and 97,249.20
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Solution
The fourth proportional to 307,611.24, 461,413.98 and 97,249.20 is: 145,872.89
Step by Step Solution
- Step 1: Write the proportion equation
307,611.24 : 461,413.98 = 97,249.20 : x - Step 2: Convert to fraction form
307,611.24/461,413.98 = 97,249.20/x - Step 3: Cross multiply
307,611.24x = 461,413.98 × 97,249.20 - Step 4: Simplify right side
307,611.24x = 44,872,140,423.82 - Step 5: Solve for x
x = 44,872,140,423.82/307,611.24 - Step 6: Final answer
x = 145,872.89
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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.