Finding the Fourth Proportional to 534,837.12, 737,650.07 and 454,530.48
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Solution
The fourth proportional to 534,837.12, 737,650.07 and 454,530.48 is: 626,890.74
Step by Step Solution
- Step 1: Write the proportion equation
534,837.12 : 737,650.07 = 454,530.48 : x - Step 2: Convert to fraction form
534,837.12/737,650.07 = 454,530.48/x - Step 3: Cross multiply
534,837.12x = 737,650.07 × 454,530.48 - Step 4: Simplify right side
534,837.12x = 335,284,440,389.13 - Step 5: Solve for x
x = 335,284,440,389.13/534,837.12 - Step 6: Final answer
x = 626,890.74
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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.