Finding the Fourth Proportional to 416,264.07, 574,446.27 and 225,277.53
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Solution
The fourth proportional to 416,264.07, 574,446.27 and 225,277.53 is: 310,883.99
Step by Step Solution
- Step 1: Write the proportion equation
416,264.07 : 574,446.27 = 225,277.53 : x - Step 2: Convert to fraction form
416,264.07/574,446.27 = 225,277.53/x - Step 3: Cross multiply
416,264.07x = 574,446.27 × 225,277.53 - Step 4: Simplify right side
416,264.07x = 129,409,836,823.31 - Step 5: Solve for x
x = 129,409,836,823.31/416,264.07 - Step 6: Final answer
x = 310,883.99
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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.