Finding the Fourth Proportional to 864,737.37, 1,193,392.85 and 482,764.05
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Solution
The fourth proportional to 864,737.37, 1,193,392.85 and 482,764.05 is: 666,245.25
Step by Step Solution
- Step 1: Write the proportion equation
864,737.37 : 1,193,392.85 = 482,764.05 : x - Step 2: Convert to fraction form
864,737.37/1,193,392.85 = 482,764.05/x - Step 3: Cross multiply
864,737.37x = 1,193,392.85 × 482,764.05 - Step 4: Simplify right side
864,737.37x = 576,127,163,093.22 - Step 5: Solve for x
x = 576,127,163,093.22/864,737.37 - Step 6: Final answer
x = 666,245.25
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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.