Finding the Fourth Proportional to 276,941.36, 415,234.52 and 116,973.96
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Solution
The fourth proportional to 276,941.36, 415,234.52 and 116,973.96 is: 175,385.96
Step by Step Solution
- Step 1: Write the proportion equation
276,941.36 : 415,234.52 = 116,973.96 : x - Step 2: Convert to fraction form
276,941.36/415,234.52 = 116,973.96/x - Step 3: Cross multiply
276,941.36x = 415,234.52 × 116,973.96 - Step 4: Simplify right side
276,941.36x = 48,571,626,133.10 - Step 5: Solve for x
x = 48,571,626,133.10/276,941.36 - Step 6: Final answer
x = 175,385.96
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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.