Finding the Fourth Proportional to 416,768.22, 625,302.18 and 163,908.50
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Solution
The fourth proportional to 416,768.22, 625,302.18 and 163,908.50 is: 245,921.68
Step by Step Solution
- Step 1: Write the proportion equation
416,768.22 : 625,302.18 = 163,908.50 : x - Step 2: Convert to fraction form
416,768.22/625,302.18 = 163,908.50/x - Step 3: Cross multiply
416,768.22x = 625,302.18 × 163,908.50 - Step 4: Simplify right side
416,768.22x = 102,492,339,244.02 - Step 5: Solve for x
x = 102,492,339,244.02/416,768.22 - Step 6: Final answer
x = 245,921.68
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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.