Finding the Fourth Proportional to 676,502.93, 1,014,801.78 and 271,695.17
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Solution
The fourth proportional to 676,502.93, 1,014,801.78 and 271,695.17 is: 407,561.79
Step by Step Solution
- Step 1: Write the proportion equation
676,502.93 : 1,014,801.78 = 271,695.17 : x - Step 2: Convert to fraction form
676,502.93/1,014,801.78 = 271,695.17/x - Step 3: Cross multiply
676,502.93x = 1,014,801.78 × 271,695.17 - Step 4: Simplify right side
676,502.93x = 275,716,745,689.26 - Step 5: Solve for x
x = 275,716,745,689.26/676,502.93 - Step 6: Final answer
x = 407,561.79
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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.