Finding the Fourth Proportional to 304,391.99, 420,229.87 and 183,563.88
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Solution
The fourth proportional to 304,391.99, 420,229.87 and 183,563.88 is: 253,420.02
Step by Step Solution
- Step 1: Write the proportion equation
304,391.99 : 420,229.87 = 183,563.88 : x - Step 2: Convert to fraction form
304,391.99/420,229.87 = 183,563.88/x - Step 3: Cross multiply
304,391.99x = 420,229.87 × 183,563.88 - Step 4: Simplify right side
304,391.99x = 77,139,025,429.10 - Step 5: Solve for x
x = 77,139,025,429.10/304,391.99 - Step 6: Final answer
x = 253,420.02
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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.