Finding the Fourth Proportional to 474,719.30, 711,586.86 and 296,817.78
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Solution
The fourth proportional to 474,719.30, 711,586.86 and 296,817.78 is: 444,918.99
Step by Step Solution
- Step 1: Write the proportion equation
474,719.30 : 711,586.86 = 296,817.78 : x - Step 2: Convert to fraction form
474,719.30/711,586.86 = 296,817.78/x - Step 3: Cross multiply
474,719.30x = 711,586.86 × 296,817.78 - Step 4: Simplify right side
474,719.30x = 211,211,632,062.37 - Step 5: Solve for x
x = 211,211,632,062.37/474,719.30 - Step 6: Final answer
x = 444,918.99
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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.