Finding the Fourth Proportional to 304,852.14, 420,695.94 and 167,031.62
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Solution
The fourth proportional to 304,852.14, 420,695.94 and 167,031.62 is: 230,503.63
Step by Step Solution
- Step 1: Write the proportion equation
304,852.14 : 420,695.94 = 167,031.62 : x - Step 2: Convert to fraction form
304,852.14/420,695.94 = 167,031.62/x - Step 3: Cross multiply
304,852.14x = 420,695.94 × 167,031.62 - Step 4: Simplify right side
304,852.14x = 70,269,524,385.62 - Step 5: Solve for x
x = 70,269,524,385.62/304,852.14 - Step 6: Final answer
x = 230,503.63
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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.