Finding the Fourth Proportional to 271,324.96, 405,011.35 and 251,313.91
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Solution
The fourth proportional to 271,324.96, 405,011.35 and 251,313.91 is: 375,140.52
Step by Step Solution
- Step 1: Write the proportion equation
271,324.96 : 405,011.35 = 251,313.91 : x - Step 2: Convert to fraction form
271,324.96/405,011.35 = 251,313.91/x - Step 3: Cross multiply
271,324.96x = 405,011.35 × 251,313.91 - Step 4: Simplify right side
271,324.96x = 101,784,985,962.88 - Step 5: Solve for x
x = 101,784,985,962.88/271,324.96 - Step 6: Final answer
x = 375,140.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.