Finding the Fourth Proportional to 486,693.01, 671,629.35 and 271,836.19
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Solution
The fourth proportional to 486,693.01, 671,629.35 and 271,836.19 is: 375,130.03
Step by Step Solution
- Step 1: Write the proportion equation
486,693.01 : 671,629.35 = 271,836.19 : x - Step 2: Convert to fraction form
486,693.01/671,629.35 = 271,836.19/x - Step 3: Cross multiply
486,693.01x = 671,629.35 × 271,836.19 - Step 4: Simplify right side
486,693.01x = 182,573,163,596.18 - Step 5: Solve for x
x = 182,573,163,596.18/486,693.01 - Step 6: Final answer
x = 375,130.03
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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.