Finding the Fourth Proportional to 476,581.30, 713,783.19 and 227,438.26
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Solution
The fourth proportional to 476,581.30, 713,783.19 and 227,438.26 is: 340,637.80
Step by Step Solution
- Step 1: Write the proportion equation
476,581.30 : 713,783.19 = 227,438.26 : x - Step 2: Convert to fraction form
476,581.30/713,783.19 = 227,438.26/x - Step 3: Cross multiply
476,581.30x = 713,783.19 × 227,438.26 - Step 4: Simplify right side
476,581.30x = 162,341,606,750.85 - Step 5: Solve for x
x = 162,341,606,750.85/476,581.30 - Step 6: Final answer
x = 340,637.80
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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.