Finding the Fourth Proportional to 304,558.58, 420,285.73 and 168,589.62
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Solution
The fourth proportional to 304,558.58, 420,285.73 and 168,589.62 is: 232,650.85
Step by Step Solution
- Step 1: Write the proportion equation
304,558.58 : 420,285.73 = 168,589.62 : x - Step 2: Convert to fraction form
304,558.58/420,285.73 = 168,589.62/x - Step 3: Cross multiply
304,558.58x = 420,285.73 × 168,589.62 - Step 4: Simplify right side
304,558.58x = 70,855,811,512.12 - Step 5: Solve for x
x = 70,855,811,512.12/304,558.58 - Step 6: Final answer
x = 232,650.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.