Finding the Fourth Proportional to 444.99, 614.37 and 287.70
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Solution
The fourth proportional to 444.99, 614.37 and 287.70 is: 397.21
Step by Step Solution
- Step 1: Write the proportion equation
444.99 : 614.37 = 287.70 : x - Step 2: Convert to fraction form
444.99/614.37 = 287.70/x - Step 3: Cross multiply
444.99x = 614.37 × 287.70 - Step 4: Simplify right side
444.99x = 176,754.25 - Step 5: Solve for x
x = 176,754.25/444.99 - Step 6: Final answer
x = 397.21
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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.