Finding the Fourth Proportional to 304,623.36, 456,140.16 and 245,134.08
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Solution
The fourth proportional to 304,623.36, 456,140.16 and 245,134.08 is: 367,061.47
Step by Step Solution
- Step 1: Write the proportion equation
304,623.36 : 456,140.16 = 245,134.08 : x - Step 2: Convert to fraction form
304,623.36/456,140.16 = 245,134.08/x - Step 3: Cross multiply
304,623.36x = 456,140.16 × 245,134.08 - Step 4: Simplify right side
304,623.36x = 111,815,498,472.65 - Step 5: Solve for x
x = 111,815,498,472.65/304,623.36 - Step 6: Final answer
x = 367,061.47
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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.