Finding the Fourth Proportional to 314.83, 472.52 and 122.59
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Solution
The fourth proportional to 314.83, 472.52 and 122.59 is: 183.99
Step by Step Solution
- Step 1: Write the proportion equation
314.83 : 472.52 = 122.59 : x - Step 2: Convert to fraction form
314.83/472.52 = 122.59/x - Step 3: Cross multiply
314.83x = 472.52 × 122.59 - Step 4: Simplify right side
314.83x = 57,926.23 - Step 5: Solve for x
x = 57,926.23/314.83 - Step 6: Final answer
x = 183.99
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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.