Finding the Fourth Proportional to 414.29, 619.99 and 283.68
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Solution
The fourth proportional to 414.29, 619.99 and 283.68 is: 424.53
Step by Step Solution
- Step 1: Write the proportion equation
414.29 : 619.99 = 283.68 : x - Step 2: Convert to fraction form
414.29/619.99 = 283.68/x - Step 3: Cross multiply
414.29x = 619.99 × 283.68 - Step 4: Simplify right side
414.29x = 175,878.05 - Step 5: Solve for x
x = 175,878.05/414.29 - Step 6: Final answer
x = 424.53
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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.