Finding the Fourth Proportional to 954.26, 1,431.41 and 304.99
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Solution
The fourth proportional to 954.26, 1,431.41 and 304.99 is: 457.49
Step by Step Solution
- Step 1: Write the proportion equation
954.26 : 1,431.41 = 304.99 : x - Step 2: Convert to fraction form
954.26/1,431.41 = 304.99/x - Step 3: Cross multiply
954.26x = 1,431.41 × 304.99 - Step 4: Simplify right side
954.26x = 436,565.74 - Step 5: Solve for x
x = 436,565.74/954.26 - Step 6: Final answer
x = 457.49
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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.