Finding the Fourth Proportional to 411,252.21, 567,524.84 and 229,964.49
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Solution
The fourth proportional to 411,252.21, 567,524.84 and 229,964.49 is: 317,349.20
Step by Step Solution
- Step 1: Write the proportion equation
411,252.21 : 567,524.84 = 229,964.49 : x - Step 2: Convert to fraction form
411,252.21/567,524.84 = 229,964.49/x - Step 3: Cross multiply
411,252.21x = 567,524.84 × 229,964.49 - Step 4: Simplify right side
411,252.21x = 130,510,560,392.93 - Step 5: Solve for x
x = 130,510,560,392.93/411,252.21 - Step 6: Final answer
x = 317,349.20
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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.