Finding the Fourth Proportional to 295,701.96, 408,072.60 and 168,378.06
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Solution
The fourth proportional to 295,701.96, 408,072.60 and 168,378.06 is: 232,363.94
Step by Step Solution
- Step 1: Write the proportion equation
295,701.96 : 408,072.60 = 168,378.06 : x - Step 2: Convert to fraction form
295,701.96/408,072.60 = 168,378.06/x - Step 3: Cross multiply
295,701.96x = 408,072.60 × 168,378.06 - Step 4: Simplify right side
295,701.96x = 68,710,472,727.16 - Step 5: Solve for x
x = 68,710,472,727.16/295,701.96 - Step 6: Final answer
x = 232,363.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.