Finding the Fourth Proportional to 676,437.09, 933,471.99 and 370,510.62
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Solution
The fourth proportional to 676,437.09, 933,471.99 and 370,510.62 is: 511,298.52
Step by Step Solution
- Step 1: Write the proportion equation
676,437.09 : 933,471.99 = 370,510.62 : x - Step 2: Convert to fraction form
676,437.09/933,471.99 = 370,510.62/x - Step 3: Cross multiply
676,437.09x = 933,471.99 × 370,510.62 - Step 4: Simplify right side
676,437.09x = 345,861,285,767.53 - Step 5: Solve for x
x = 345,861,285,767.53/676,437.09 - Step 6: Final answer
x = 511,298.52
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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.