Finding the Fourth Proportional to 704,096.88, 971,659.77 and 381,806.99
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Solution
The fourth proportional to 704,096.88, 971,659.77 and 381,806.99 is: 526,896.95
Step by Step Solution
- Step 1: Write the proportion equation
704,096.88 : 971,659.77 = 381,806.99 : x - Step 2: Convert to fraction form
704,096.88/971,659.77 = 381,806.99/x - Step 3: Cross multiply
704,096.88x = 971,659.77 × 381,806.99 - Step 4: Simplify right side
704,096.88x = 370,986,495,395.73 - Step 5: Solve for x
x = 370,986,495,395.73/704,096.88 - Step 6: Final answer
x = 526,896.95
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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.