Finding the Fourth Proportional to 304,356.28, 456,533.98 and 122,069.31
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Solution
The fourth proportional to 304,356.28, 456,533.98 and 122,069.31 is: 183,103.79
Step by Step Solution
- Step 1: Write the proportion equation
304,356.28 : 456,533.98 = 122,069.31 : x - Step 2: Convert to fraction form
304,356.28/456,533.98 = 122,069.31/x - Step 3: Cross multiply
304,356.28x = 456,533.98 × 122,069.31 - Step 4: Simplify right side
304,356.28x = 55,728,787,624.98 - Step 5: Solve for x
x = 55,728,787,624.98/304,356.28 - Step 6: Final answer
x = 183,103.79
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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.