Finding the Fourth Proportional to 623,762.93, 860,797.71 and 344,368.82
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Solution
The fourth proportional to 623,762.93, 860,797.71 and 344,368.82 is: 475,231.66
Step by Step Solution
- Step 1: Write the proportion equation
623,762.93 : 860,797.71 = 344,368.82 : x - Step 2: Convert to fraction form
623,762.93/860,797.71 = 344,368.82/x - Step 3: Cross multiply
623,762.93x = 860,797.71 × 344,368.82 - Step 4: Simplify right side
623,762.93x = 296,431,891,651.40 - Step 5: Solve for x
x = 296,431,891,651.40/623,762.93 - Step 6: Final answer
x = 475,231.66
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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.