Finding the Fourth Proportional to 554,202.96, 764,799.66 and 299,554.14
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Solution
The fourth proportional to 554,202.96, 764,799.66 and 299,554.14 is: 413,384.49
Step by Step Solution
- Step 1: Write the proportion equation
554,202.96 : 764,799.66 = 299,554.14 : x - Step 2: Convert to fraction form
554,202.96/764,799.66 = 299,554.14/x - Step 3: Cross multiply
554,202.96x = 764,799.66 × 299,554.14 - Step 4: Simplify right side
554,202.96x = 229,098,906,168.26 - Step 5: Solve for x
x = 229,098,906,168.26/554,202.96 - Step 6: Final answer
x = 413,384.49
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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.