Finding the Fourth Proportional to 424.79, 588.93 and 409.76
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Solution
The fourth proportional to 424.79, 588.93 and 409.76 is: 568.09
Step by Step Solution
- Step 1: Write the proportion equation
424.79 : 588.93 = 409.76 : x - Step 2: Convert to fraction form
424.79/588.93 = 409.76/x - Step 3: Cross multiply
424.79x = 588.93 × 409.76 - Step 4: Simplify right side
424.79x = 241,319.99 - Step 5: Solve for x
x = 241,319.99/424.79 - Step 6: Final answer
x = 568.09
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.