Finding the Fourth Proportional to 554,293.14, 764,924.97 and 299,644.26
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Solution
The fourth proportional to 554,293.14, 764,924.97 and 299,644.26 is: 413,509.31
Step by Step Solution
- Step 1: Write the proportion equation
554,293.14 : 764,924.97 = 299,644.26 : x - Step 2: Convert to fraction form
554,293.14/764,924.97 = 299,644.26/x - Step 3: Cross multiply
554,293.14x = 764,924.97 × 299,644.26 - Step 4: Simplify right side
554,293.14x = 229,205,376,591.17 - Step 5: Solve for x
x = 229,205,376,591.17/554,293.14 - Step 6: Final answer
x = 413,509.31
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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.