Finding the Fourth Proportional to 536,585.30, 804,586.35 and 221,074.10
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Solution
The fourth proportional to 536,585.30, 804,586.35 and 221,074.10 is: 331,491.01
Step by Step Solution
- Step 1: Write the proportion equation
536,585.30 : 804,586.35 = 221,074.10 : x - Step 2: Convert to fraction form
536,585.30/804,586.35 = 221,074.10/x - Step 3: Cross multiply
536,585.30x = 804,586.35 × 221,074.10 - Step 4: Simplify right side
536,585.30x = 177,873,203,198.54 - Step 5: Solve for x
x = 177,873,203,198.54/536,585.30 - Step 6: Final answer
x = 331,491.01
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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.