Finding the Fourth Proportional to 944,505.44, 1,416,382.30 and 345,330.08
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Solution
The fourth proportional to 944,505.44, 1,416,382.30 and 345,330.08 is: 517,857.70
Step by Step Solution
- Step 1: Write the proportion equation
944,505.44 : 1,416,382.30 = 345,330.08 : x - Step 2: Convert to fraction form
944,505.44/1,416,382.30 = 345,330.08/x - Step 3: Cross multiply
944,505.44x = 1,416,382.30 × 345,330.08 - Step 4: Simplify right side
944,505.44x = 489,119,412,969.58 - Step 5: Solve for x
x = 489,119,412,969.58/944,505.44 - Step 6: Final answer
x = 517,857.70
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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.