Finding the Fourth Proportional to 676,479.11, 933,505.02 and 370,539.68
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Solution
The fourth proportional to 676,479.11, 933,505.02 and 370,539.68 is: 511,324.95
Step by Step Solution
- Step 1: Write the proportion equation
676,479.11 : 933,505.02 = 370,539.68 : x - Step 2: Convert to fraction form
676,479.11/933,505.02 = 370,539.68/x - Step 3: Cross multiply
676,479.11x = 933,505.02 × 370,539.68 - Step 4: Simplify right side
676,479.11x = 345,900,646,721.67 - Step 5: Solve for x
x = 345,900,646,721.67/676,479.11 - Step 6: Final answer
x = 511,324.95
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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.