Finding the Fourth Proportional to 324,693.92, 486,924.10 and 189,804.08
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Solution
The fourth proportional to 324,693.92, 486,924.10 and 189,804.08 is: 284,637.85
Step by Step Solution
- Step 1: Write the proportion equation
324,693.92 : 486,924.10 = 189,804.08 : x - Step 2: Convert to fraction form
324,693.92/486,924.10 = 189,804.08/x - Step 3: Cross multiply
324,693.92x = 486,924.10 × 189,804.08 - Step 4: Simplify right side
324,693.92x = 92,420,180,830.33 - Step 5: Solve for x
x = 92,420,180,830.33/324,693.92 - Step 6: Final answer
x = 284,637.85
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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.