Finding the Fourth Proportional to 296,416.94, 409,291.18 and 273,747.62
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Solution
The fourth proportional to 296,416.94, 409,291.18 and 273,747.62 is: 377,989.48
Step by Step Solution
- Step 1: Write the proportion equation
296,416.94 : 409,291.18 = 273,747.62 : x - Step 2: Convert to fraction form
296,416.94/409,291.18 = 273,747.62/x - Step 3: Cross multiply
296,416.94x = 409,291.18 × 273,747.62 - Step 4: Simplify right side
296,416.94x = 112,042,486,411.99 - Step 5: Solve for x
x = 112,042,486,411.99/296,416.94 - Step 6: Final answer
x = 377,989.48
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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.