Finding the Fourth Proportional to 654,561.46, 981,946.77 and 228,219.99
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Solution
The fourth proportional to 654,561.46, 981,946.77 and 228,219.99 is: 342,366.45
Step by Step Solution
- Step 1: Write the proportion equation
654,561.46 : 981,946.77 = 228,219.99 : x - Step 2: Convert to fraction form
654,561.46/981,946.77 = 228,219.99/x - Step 3: Cross multiply
654,561.46x = 981,946.77 × 228,219.99 - Step 4: Simplify right side
654,561.46x = 224,099,882,029.93 - Step 5: Solve for x
x = 224,099,882,029.93/654,561.46 - Step 6: Final answer
x = 342,366.45
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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.