Finding the Fourth Proportional to 271,638.07, 374,860.24 and 150,779.07
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Solution
The fourth proportional to 271,638.07, 374,860.24 and 150,779.07 is: 208,074.95
Step by Step Solution
- Step 1: Write the proportion equation
271,638.07 : 374,860.24 = 150,779.07 : x - Step 2: Convert to fraction form
271,638.07/374,860.24 = 150,779.07/x - Step 3: Cross multiply
271,638.07x = 374,860.24 × 150,779.07 - Step 4: Simplify right side
271,638.07x = 56,521,077,990.23 - Step 5: Solve for x
x = 56,521,077,990.23/271,638.07 - Step 6: Final answer
x = 208,074.95
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1.5x scale
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.