Finding the Fourth Proportional to 607.99, 912.11 and 197.02
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Solution
The fourth proportional to 607.99, 912.11 and 197.02 is: 295.57
Step by Step Solution
- Step 1: Write the proportion equation
607.99 : 912.11 = 197.02 : x - Step 2: Convert to fraction form
607.99/912.11 = 197.02/x - Step 3: Cross multiply
607.99x = 912.11 × 197.02 - Step 4: Simplify right side
607.99x = 179,703.91 - Step 5: Solve for x
x = 179,703.91/607.99 - Step 6: Final answer
x = 295.57
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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.