Finding the Fourth Proportional to 629,274.78, 868,394.97 and 342,795.06
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Solution
The fourth proportional to 629,274.78, 868,394.97 and 342,795.06 is: 473,054.88
Step by Step Solution
- Step 1: Write the proportion equation
629,274.78 : 868,394.97 = 342,795.06 : x - Step 2: Convert to fraction form
629,274.78/868,394.97 = 342,795.06/x - Step 3: Cross multiply
629,274.78x = 868,394.97 × 342,795.06 - Step 4: Simplify right side
629,274.78x = 297,681,505,844.85 - Step 5: Solve for x
x = 297,681,505,844.85/629,274.78 - Step 6: Final answer
x = 473,054.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.