Finding the Fourth Proportional to 346,800.96, 520,163.64 and 235,198.08
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Solution
The fourth proportional to 346,800.96, 520,163.64 and 235,198.08 is: 352,771.48
Step by Step Solution
- Step 1: Write the proportion equation
346,800.96 : 520,163.64 = 235,198.08 : x - Step 2: Convert to fraction form
346,800.96/520,163.64 = 235,198.08/x - Step 3: Cross multiply
346,800.96x = 520,163.64 × 235,198.08 - Step 4: Simplify right side
346,800.96x = 122,341,489,413.81 - Step 5: Solve for x
x = 122,341,489,413.81/346,800.96 - Step 6: Final answer
x = 352,771.48
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1.5x scale
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.