Finding the Fourth Proportional to 486,512.68, 729,838.67 and 149,581.63
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Solution
The fourth proportional to 486,512.68, 729,838.67 and 149,581.63 is: 224,393.86
Step by Step Solution
- Step 1: Write the proportion equation
486,512.68 : 729,838.67 = 149,581.63 : x - Step 2: Convert to fraction form
486,512.68/729,838.67 = 149,581.63/x - Step 3: Cross multiply
486,512.68x = 729,838.67 × 149,581.63 - Step 4: Simplify right side
486,512.68x = 109,170,457,895.63 - Step 5: Solve for x
x = 109,170,457,895.63/486,512.68 - Step 6: Final answer
x = 224,393.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.