Finding the Fourth Proportional to 268,485.18, 370,427.49 and 176,578.26
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Solution
The fourth proportional to 268,485.18, 370,427.49 and 176,578.26 is: 243,624.03
Step by Step Solution
- Step 1: Write the proportion equation
268,485.18 : 370,427.49 = 176,578.26 : x - Step 2: Convert to fraction form
268,485.18/370,427.49 = 176,578.26/x - Step 3: Cross multiply
268,485.18x = 370,427.49 × 176,578.26 - Step 4: Simplify right side
268,485.18x = 65,409,441,640.37 - Step 5: Solve for x
x = 65,409,441,640.37/268,485.18 - Step 6: Final answer
x = 243,624.03
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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.