Finding the Fourth Proportional to 519,217.26, 716,529.18 and 304,512.18
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Solution
The fourth proportional to 519,217.26, 716,529.18 and 304,512.18 is: 420,232.30
Step by Step Solution
- Step 1: Write the proportion equation
519,217.26 : 716,529.18 = 304,512.18 : x - Step 2: Convert to fraction form
519,217.26/716,529.18 = 304,512.18/x - Step 3: Cross multiply
519,217.26x = 716,529.18 × 304,512.18 - Step 4: Simplify right side
519,217.26x = 218,191,862,635.41 - Step 5: Solve for x
x = 218,191,862,635.41/519,217.26 - Step 6: Final answer
x = 420,232.30
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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.