Finding the Fourth Proportional to 534,318.49, 737,354.26 and 289,302.06
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Solution
The fourth proportional to 534,318.49, 737,354.26 and 289,302.06 is: 399,234.00
Step by Step Solution
- Step 1: Write the proportion equation
534,318.49 : 737,354.26 = 289,302.06 : x - Step 2: Convert to fraction form
534,318.49/737,354.26 = 289,302.06/x - Step 3: Cross multiply
534,318.49x = 737,354.26 × 289,302.06 - Step 4: Simplify right side
534,318.49x = 213,318,106,367.78 - Step 5: Solve for x
x = 213,318,106,367.78/534,318.49 - Step 6: Final answer
x = 399,234.00
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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.