Finding the Fourth Proportional to 197,650.40, 296,518.80 and 97,858.40
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Solution
The fourth proportional to 197,650.40, 296,518.80 and 97,858.40 is: 146,808.99
Step by Step Solution
- Step 1: Write the proportion equation
197,650.40 : 296,518.80 = 97,858.40 : x - Step 2: Convert to fraction form
197,650.40/296,518.80 = 97,858.40/x - Step 3: Cross multiply
197,650.40x = 296,518.80 × 97,858.40 - Step 4: Simplify right side
197,650.40x = 29,016,855,337.92 - Step 5: Solve for x
x = 29,016,855,337.92/197,650.40 - Step 6: Final answer
x = 146,808.99
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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.