Finding the Fourth Proportional to 297,743.24, 410,887.19 and 161,777.54
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Solution
The fourth proportional to 297,743.24, 410,887.19 and 161,777.54 is: 223,253.82
Step by Step Solution
- Step 1: Write the proportion equation
297,743.24 : 410,887.19 = 161,777.54 : x - Step 2: Convert to fraction form
297,743.24/410,887.19 = 161,777.54/x - Step 3: Cross multiply
297,743.24x = 410,887.19 × 161,777.54 - Step 4: Simplify right side
297,743.24x = 66,472,316,761.28 - Step 5: Solve for x
x = 66,472,316,761.28/297,743.24 - Step 6: Final answer
x = 223,253.82
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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.