Finding the Fourth Proportional to 411,227.98, 567,468.21 and 229,954.84
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Solution
The fourth proportional to 411,227.98, 567,468.21 and 229,954.84 is: 317,322.92
Step by Step Solution
- Step 1: Write the proportion equation
411,227.98 : 567,468.21 = 229,954.84 : x - Step 2: Convert to fraction form
411,227.98/567,468.21 = 229,954.84/x - Step 3: Cross multiply
411,227.98x = 567,468.21 × 229,954.84 - Step 4: Simplify right side
411,227.98x = 130,492,061,435.64 - Step 5: Solve for x
x = 130,492,061,435.64/411,227.98 - Step 6: Final answer
x = 317,322.92
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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.