Finding the Fourth Proportional to 647,185.77, 971,216.06 and 226,465.29
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Solution
The fourth proportional to 647,185.77, 971,216.06 and 226,465.29 is: 339,850.99
Step by Step Solution
- Step 1: Write the proportion equation
647,185.77 : 971,216.06 = 226,465.29 : x - Step 2: Convert to fraction form
647,185.77/971,216.06 = 226,465.29/x - Step 3: Cross multiply
647,185.77x = 971,216.06 × 226,465.29 - Step 4: Simplify right side
647,185.77x = 219,946,725,548.23 - Step 5: Solve for x
x = 219,946,725,548.23/647,185.77 - Step 6: Final answer
x = 339,850.99
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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.