Finding the Fourth Proportional to 353,066.82, 529,301.70 and 153,236.99
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Solution
The fourth proportional to 353,066.82, 529,301.70 and 153,236.99 is: 229,725.91
Step by Step Solution
- Step 1: Write the proportion equation
353,066.82 : 529,301.70 = 153,236.99 : x - Step 2: Convert to fraction form
353,066.82/529,301.70 = 153,236.99/x - Step 3: Cross multiply
353,066.82x = 529,301.70 × 153,236.99 - Step 4: Simplify right side
353,066.82x = 81,108,596,663.37 - Step 5: Solve for x
x = 81,108,596,663.37/353,066.82 - Step 6: Final answer
x = 229,725.91
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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.