Finding the Fourth Proportional to 865,034.73, 1,193,724.81 and 477,841.80
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Solution
The fourth proportional to 865,034.73, 1,193,724.81 and 477,841.80 is: 659,408.91
Step by Step Solution
- Step 1: Write the proportion equation
865,034.73 : 1,193,724.81 = 477,841.80 : x - Step 2: Convert to fraction form
865,034.73/1,193,724.81 = 477,841.80/x - Step 3: Cross multiply
865,034.73x = 1,193,724.81 × 477,841.80 - Step 4: Simplify right side
865,034.73x = 570,411,611,915.06 - Step 5: Solve for x
x = 570,411,611,915.06/865,034.73 - Step 6: Final answer
x = 659,408.91
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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.