Finding the Fourth Proportional to 829,121.31, 1,242,653.94 and 588,852.09
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Solution
The fourth proportional to 829,121.31, 1,242,653.94 and 588,852.09 is: 882,548.02
Step by Step Solution
- Step 1: Write the proportion equation
829,121.31 : 1,242,653.94 = 588,852.09 : x - Step 2: Convert to fraction form
829,121.31/1,242,653.94 = 588,852.09/x - Step 3: Cross multiply
829,121.31x = 1,242,653.94 × 588,852.09 - Step 4: Simplify right side
829,121.31x = 731,739,369,715.74 - Step 5: Solve for x
x = 731,739,369,715.74/829,121.31 - Step 6: Final answer
x = 882,548.02
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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.