Finding the Fourth Proportional to 460,121.80, 635,499.84 and 306,893.92
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Solution
The fourth proportional to 460,121.80, 635,499.84 and 306,893.92 is: 423,868.28
Step by Step Solution
- Step 1: Write the proportion equation
460,121.80 : 635,499.84 = 306,893.92 : x - Step 2: Convert to fraction form
460,121.80/635,499.84 = 306,893.92/x - Step 3: Cross multiply
460,121.80x = 635,499.84 × 306,893.92 - Step 4: Simplify right side
460,121.80x = 195,031,037,056.97 - Step 5: Solve for x
x = 195,031,037,056.97/460,121.80 - Step 6: Final answer
x = 423,868.28
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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.