Finding the Fourth Proportional to 301,204.66, 415,663.97 and 165,251.18
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Solution
The fourth proportional to 301,204.66, 415,663.97 and 165,251.18 is: 228,047.47
Step by Step Solution
- Step 1: Write the proportion equation
301,204.66 : 415,663.97 = 165,251.18 : x - Step 2: Convert to fraction form
301,204.66/415,663.97 = 165,251.18/x - Step 3: Cross multiply
301,204.66x = 415,663.97 × 165,251.18 - Step 4: Simplify right side
301,204.66x = 68,688,961,525.98 - Step 5: Solve for x
x = 68,688,961,525.98/301,204.66 - Step 6: Final answer
x = 228,047.47
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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.