Finding the Fourth Proportional to 450,872.29, 676,412.12 and 135,335.17
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Solution
The fourth proportional to 450,872.29, 676,412.12 and 135,335.17 is: 203,033.88
Step by Step Solution
- Step 1: Write the proportion equation
450,872.29 : 676,412.12 = 135,335.17 : x - Step 2: Convert to fraction form
450,872.29/676,412.12 = 135,335.17/x - Step 3: Cross multiply
450,872.29x = 676,412.12 × 135,335.17 - Step 4: Simplify right side
450,872.29x = 91,542,349,250.26 - Step 5: Solve for x
x = 91,542,349,250.26/450,872.29 - Step 6: Final answer
x = 203,033.88
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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.