Finding the Fourth Proportional to 276,402.85, 414,602.91 and 107,940.29
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Solution
The fourth proportional to 276,402.85, 414,602.91 and 107,940.29 is: 161,909.90
Step by Step Solution
- Step 1: Write the proportion equation
276,402.85 : 414,602.91 = 107,940.29 : x - Step 2: Convert to fraction form
276,402.85/414,602.91 = 107,940.29/x - Step 3: Cross multiply
276,402.85x = 414,602.91 × 107,940.29 - Step 4: Simplify right side
276,402.85x = 44,752,356,267.23 - Step 5: Solve for x
x = 44,752,356,267.23/276,402.85 - Step 6: Final answer
x = 161,909.90
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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.