Finding the Fourth Proportional to 474,664.68, 711,906.26 and 142,240.68
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Solution
The fourth proportional to 474,664.68, 711,906.26 and 142,240.68 is: 213,333.82
Step by Step Solution
- Step 1: Write the proportion equation
474,664.68 : 711,906.26 = 142,240.68 : x - Step 2: Convert to fraction form
474,664.68/711,906.26 = 142,240.68/x - Step 3: Cross multiply
474,664.68x = 711,906.26 × 142,240.68 - Step 4: Simplify right side
474,664.68x = 101,262,030,518.66 - Step 5: Solve for x
x = 101,262,030,518.66/474,664.68 - Step 6: Final answer
x = 213,333.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.