Finding the Fourth Proportional to 903,286.79, 1,354,932.71 and 304,668.44
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Solution
The fourth proportional to 903,286.79, 1,354,932.71 and 304,668.44 is: 457,003.50
Step by Step Solution
- Step 1: Write the proportion equation
903,286.79 : 1,354,932.71 = 304,668.44 : x - Step 2: Convert to fraction form
903,286.79/1,354,932.71 = 304,668.44/x - Step 3: Cross multiply
903,286.79x = 1,354,932.71 × 304,668.44 - Step 4: Simplify right side
903,286.79x = 412,805,226,762.67 - Step 5: Solve for x
x = 412,805,226,762.67/903,286.79 - Step 6: Final answer
x = 457,003.50
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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.