Finding the Fourth Proportional to 418,250.18, 577,175.12 and 234,476.57
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Solution
The fourth proportional to 418,250.18, 577,175.12 and 234,476.57 is: 323,571.99
Step by Step Solution
- Step 1: Write the proportion equation
418,250.18 : 577,175.12 = 234,476.57 : x - Step 2: Convert to fraction form
418,250.18/577,175.12 = 234,476.57/x - Step 3: Cross multiply
418,250.18x = 577,175.12 × 234,476.57 - Step 4: Simplify right side
418,250.18x = 135,334,043,576.78 - Step 5: Solve for x
x = 135,334,043,576.78/418,250.18 - Step 6: Final answer
x = 323,571.99
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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.