Finding the Fourth Proportional to 298,566.20, 412,038.68 and 224,846.68
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Solution
The fourth proportional to 298,566.20, 412,038.68 and 224,846.68 is: 310,301.47
Step by Step Solution
- Step 1: Write the proportion equation
298,566.20 : 412,038.68 = 224,846.68 : x - Step 2: Convert to fraction form
298,566.20/412,038.68 = 224,846.68/x - Step 3: Cross multiply
298,566.20x = 412,038.68 × 224,846.68 - Step 4: Simplify right side
298,566.20x = 92,645,529,229.58 - Step 5: Solve for x
x = 92,645,529,229.58/298,566.20 - Step 6: Final answer
x = 310,301.47
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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.