Finding the Fourth Proportional to 629,544.41, 868,768.57 and 343,064.49
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Solution
The fourth proportional to 629,544.41, 868,768.57 and 343,064.49 is: 473,427.52
Step by Step Solution
- Step 1: Write the proportion equation
629,544.41 : 868,768.57 = 343,064.49 : x - Step 2: Convert to fraction form
629,544.41/868,768.57 = 343,064.49/x - Step 3: Cross multiply
629,544.41x = 868,768.57 × 343,064.49 - Step 4: Simplify right side
629,544.41x = 298,043,646,395.08 - Step 5: Solve for x
x = 298,043,646,395.08/629,544.41 - Step 6: Final answer
x = 473,427.52
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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.