Finding the Fourth Proportional to 298,795.97, 412,327.97 and 162,827.15
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Solution
The fourth proportional to 298,795.97, 412,327.97 and 162,827.15 is: 224,695.75
Step by Step Solution
- Step 1: Write the proportion equation
298,795.97 : 412,327.97 = 162,827.15 : x - Step 2: Convert to fraction form
298,795.97/412,327.97 = 162,827.15/x - Step 3: Cross multiply
298,795.97x = 412,327.97 × 162,827.15 - Step 4: Simplify right side
298,795.97x = 67,138,185,955.21 - Step 5: Solve for x
x = 67,138,185,955.21/298,795.97 - Step 6: Final answer
x = 224,695.75
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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.