Finding the Fourth Proportional to 454,279.98, 626,933.81 and 250,330.55
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Solution
The fourth proportional to 454,279.98, 626,933.81 and 250,330.55 is: 345,471.28
Step by Step Solution
- Step 1: Write the proportion equation
454,279.98 : 626,933.81 = 250,330.55 : x - Step 2: Convert to fraction form
454,279.98/626,933.81 = 250,330.55/x - Step 3: Cross multiply
454,279.98x = 626,933.81 × 250,330.55 - Step 4: Simplify right side
454,279.98x = 156,940,687,664.06 - Step 5: Solve for x
x = 156,940,687,664.06/454,279.98 - Step 6: Final answer
x = 345,471.28
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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.