Finding the Fourth Proportional to 454,236.18, 626,837.67 and 250,305.93
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Solution
The fourth proportional to 454,236.18, 626,837.67 and 250,305.93 is: 345,417.63
Step by Step Solution
- Step 1: Write the proportion equation
454,236.18 : 626,837.67 = 250,305.93 : x - Step 2: Convert to fraction form
454,236.18/626,837.67 = 250,305.93/x - Step 3: Cross multiply
454,236.18x = 626,837.67 × 250,305.93 - Step 4: Simplify right side
454,236.18x = 156,901,182,814.20 - Step 5: Solve for x
x = 156,901,182,814.20/454,236.18 - Step 6: Final answer
x = 345,417.63
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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.