Finding the Fourth Proportional to 664,576.74, 996,865.02 and 366,949.74
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Solution
The fourth proportional to 664,576.74, 996,865.02 and 366,949.74 is: 550,424.56
Step by Step Solution
- Step 1: Write the proportion equation
664,576.74 : 996,865.02 = 366,949.74 : x - Step 2: Convert to fraction form
664,576.74/996,865.02 = 366,949.74/x - Step 3: Cross multiply
664,576.74x = 996,865.02 × 366,949.74 - Step 4: Simplify right side
664,576.74x = 365,799,359,904.10 - Step 5: Solve for x
x = 365,799,359,904.10/664,576.74 - Step 6: Final answer
x = 550,424.56
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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.