Finding the Fourth Proportional to 329,067.98, 493,601.99 and 79,749.98
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Solution
The fourth proportional to 329,067.98, 493,601.99 and 79,749.98 is: 119,624.98
Step by Step Solution
- Step 1: Write the proportion equation
329,067.98 : 493,601.99 = 79,749.98 : x - Step 2: Convert to fraction form
329,067.98/493,601.99 = 79,749.98/x - Step 3: Cross multiply
329,067.98x = 493,601.99 × 79,749.98 - Step 4: Simplify right side
329,067.98x = 39,364,750,591.22 - Step 5: Solve for x
x = 39,364,750,591.22/329,067.98 - Step 6: Final answer
x = 119,624.98
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1.5x scale
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.