Finding the Fourth Proportional to 247,455.41, 371,153.95 and 194,879.93
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Solution
The fourth proportional to 247,455.41, 371,153.95 and 194,879.93 is: 292,296.92
Step by Step Solution
- Step 1: Write the proportion equation
247,455.41 : 371,153.95 = 194,879.93 : x - Step 2: Convert to fraction form
247,455.41/371,153.95 = 194,879.93/x - Step 3: Cross multiply
247,455.41x = 371,153.95 × 194,879.93 - Step 4: Simplify right side
247,455.41x = 72,330,453,452.25 - Step 5: Solve for x
x = 72,330,453,452.25/247,455.41 - Step 6: Final answer
x = 292,296.92
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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.