Finding the Fourth Proportional to 448,018.11, 671,793.84 and 211,297.23
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Solution
The fourth proportional to 448,018.11, 671,793.84 and 211,297.23 is: 316,835.80
Step by Step Solution
- Step 1: Write the proportion equation
448,018.11 : 671,793.84 = 211,297.23 : x - Step 2: Convert to fraction form
448,018.11/671,793.84 = 211,297.23/x - Step 3: Cross multiply
448,018.11x = 671,793.84 × 211,297.23 - Step 4: Simplify right side
448,018.11x = 141,948,177,523.06 - Step 5: Solve for x
x = 141,948,177,523.06/448,018.11 - Step 6: Final answer
x = 316,835.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.