Finding the Fourth Proportional to 298,738.91, 412,254.48 and 162,773.99
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Solution
The fourth proportional to 298,738.91, 412,254.48 and 162,773.99 is: 224,625.26
Step by Step Solution
- Step 1: Write the proportion equation
298,738.91 : 412,254.48 = 162,773.99 : x - Step 2: Convert to fraction form
298,738.91/412,254.48 = 162,773.99/x - Step 3: Cross multiply
298,738.91x = 412,254.48 × 162,773.99 - Step 4: Simplify right side
298,738.91x = 67,104,306,700.06 - Step 5: Solve for x
x = 67,104,306,700.06/298,738.91 - Step 6: Final answer
x = 224,625.26
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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.