Finding the Fourth Proportional to 590,802.26, 815,302.95 and 322,530.26
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Solution
The fourth proportional to 590,802.26, 815,302.95 and 322,530.26 is: 445,089.48
Step by Step Solution
- Step 1: Write the proportion equation
590,802.26 : 815,302.95 = 322,530.26 : x - Step 2: Convert to fraction form
590,802.26/815,302.95 = 322,530.26/x - Step 3: Cross multiply
590,802.26x = 815,302.95 × 322,530.26 - Step 4: Simplify right side
590,802.26x = 262,959,872,442.27 - Step 5: Solve for x
x = 262,959,872,442.27/590,802.26 - Step 6: Final answer
x = 445,089.48
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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.