Finding the Fourth Proportional to 1,499.74, 2,249.58 and 634
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Solution
The fourth proportional to 1,499.74, 2,249.58 and 634 is: 950.99
Step by Step Solution
- Step 1: Write the proportion equation
1,499.74 : 2,249.58 = 634 : x - Step 2: Convert to fraction form
1,499.74/2,249.58 = 634/x - Step 3: Cross multiply
1,499.74x = 2,249.58 × 634 - Step 4: Simplify right side
1,499.74x = 1,426,233.72 - Step 5: Solve for x
x = 1,426,233.72/1,499.74 - Step 6: Final answer
x = 950.99
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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.