Finding the Fourth Proportional to 538,822.80, 807,184.44 and 327,937.68
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Solution
The fourth proportional to 538,822.80, 807,184.44 and 327,937.68 is: 491,267.62
Step by Step Solution
- Step 1: Write the proportion equation
538,822.80 : 807,184.44 = 327,937.68 : x - Step 2: Convert to fraction form
538,822.80/807,184.44 = 327,937.68/x - Step 3: Cross multiply
538,822.80x = 807,184.44 × 327,937.68 - Step 4: Simplify right side
538,822.80x = 264,706,192,585.70 - Step 5: Solve for x
x = 264,706,192,585.70/538,822.80 - Step 6: Final answer
x = 491,267.62
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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.