Finding the Fourth Proportional to 197,634.40, 296,494.80 and 97,842.40
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Solution
The fourth proportional to 197,634.40, 296,494.80 and 97,842.40 is: 146,784.99
Step by Step Solution
- Step 1: Write the proportion equation
197,634.40 : 296,494.80 = 97,842.40 : x - Step 2: Convert to fraction form
197,634.40/296,494.80 = 97,842.40/x - Step 3: Cross multiply
197,634.40x = 296,494.80 × 97,842.40 - Step 4: Simplify right side
197,634.40x = 29,009,762,819.52 - Step 5: Solve for x
x = 29,009,762,819.52/197,634.40 - Step 6: Final answer
x = 146,784.99
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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.