Finding the Fourth Proportional to 197,529.72, 296,325.36 and 64,379.09
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Solution
The fourth proportional to 197,529.72, 296,325.36 and 64,379.09 is: 96,578.66
Step by Step Solution
- Step 1: Write the proportion equation
197,529.72 : 296,325.36 = 64,379.09 : x - Step 2: Convert to fraction form
197,529.72/296,325.36 = 64,379.09/x - Step 3: Cross multiply
197,529.72x = 296,325.36 × 64,379.09 - Step 4: Simplify right side
197,529.72x = 19,077,155,539.10 - Step 5: Solve for x
x = 19,077,155,539.10/197,529.72 - Step 6: Final answer
x = 96,578.66
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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.