Finding the Fourth Proportional to 439,227.06, 659,089.62 and 202,569.78
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Solution
The fourth proportional to 439,227.06, 659,089.62 and 202,569.78 is: 303,969.52
Step by Step Solution
- Step 1: Write the proportion equation
439,227.06 : 659,089.62 = 202,569.78 : x - Step 2: Convert to fraction form
439,227.06/659,089.62 = 202,569.78/x - Step 3: Cross multiply
439,227.06x = 659,089.62 × 202,569.78 - Step 4: Simplify right side
439,227.06x = 133,511,639,323.68 - Step 5: Solve for x
x = 133,511,639,323.68/439,227.06 - Step 6: Final answer
x = 303,969.52
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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.