Finding the Fourth Proportional to 427.49, 589.93 and 240.99
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Solution
The fourth proportional to 427.49, 589.93 and 240.99 is: 332.56
Step by Step Solution
- Step 1: Write the proportion equation
427.49 : 589.93 = 240.99 : x - Step 2: Convert to fraction form
427.49/589.93 = 240.99/x - Step 3: Cross multiply
427.49x = 589.93 × 240.99 - Step 4: Simplify right side
427.49x = 142,167.23 - Step 5: Solve for x
x = 142,167.23/427.49 - Step 6: Final answer
x = 332.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.