Finding the Fourth Proportional to 1,092,212.42, 1,638,317.22 and 293,493.99
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Solution
The fourth proportional to 1,092,212.42, 1,638,317.22 and 293,493.99 is: 440,240.60
Step by Step Solution
- Step 1: Write the proportion equation
1,092,212.42 : 1,638,317.22 = 293,493.99 : x - Step 2: Convert to fraction form
1,092,212.42/1,638,317.22 = 293,493.99/x - Step 3: Cross multiply
1,092,212.42x = 1,638,317.22 × 293,493.99 - Step 4: Simplify right side
1,092,212.42x = 480,836,251,719.92 - Step 5: Solve for x
x = 480,836,251,719.92/1,092,212.42 - Step 6: Final answer
x = 440,240.60
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1.5x scale
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.