Finding the Fourth Proportional to 1,558.68, 2,337.16 and 634
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Solution
The fourth proportional to 1,558.68, 2,337.16 and 634 is: 950.65
Step by Step Solution
- Step 1: Write the proportion equation
1,558.68 : 2,337.16 = 634 : x - Step 2: Convert to fraction form
1,558.68/2,337.16 = 634/x - Step 3: Cross multiply
1,558.68x = 2,337.16 × 634 - Step 4: Simplify right side
1,558.68x = 1,481,759.44 - Step 5: Solve for x
x = 1,481,759.44/1,558.68 - Step 6: Final answer
x = 950.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.