Finding the Fourth Proportional to 275,525.24, 412,893.18 and 156,951.74
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Solution
The fourth proportional to 275,525.24, 412,893.18 and 156,951.74 is: 235,202.78
Step by Step Solution
- Step 1: Write the proportion equation
275,525.24 : 412,893.18 = 156,951.74 : x - Step 2: Convert to fraction form
275,525.24/412,893.18 = 156,951.74/x - Step 3: Cross multiply
275,525.24x = 412,893.18 × 156,951.74 - Step 4: Simplify right side
275,525.24x = 64,804,303,035.13 - Step 5: Solve for x
x = 64,804,303,035.13/275,525.24 - Step 6: Final answer
x = 235,202.78
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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.