Finding the Fourth Proportional to 421,583.10, 632,802.14 and 373,857.99
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Solution
The fourth proportional to 421,583.10, 632,802.14 and 373,857.99 is: 561,166.08
Step by Step Solution
- Step 1: Write the proportion equation
421,583.10 : 632,802.14 = 373,857.99 : x - Step 2: Convert to fraction form
421,583.10/632,802.14 = 373,857.99/x - Step 3: Cross multiply
421,583.10x = 632,802.14 × 373,857.99 - Step 4: Simplify right side
421,583.10x = 236,578,136,128.10 - Step 5: Solve for x
x = 236,578,136,128.10/421,583.10 - Step 6: Final answer
x = 561,166.08
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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.