Finding the Fourth Proportional to 444.24, 612.99 and 247.74
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Solution
The fourth proportional to 444.24, 612.99 and 247.74 is: 341.85
Step by Step Solution
- Step 1: Write the proportion equation
444.24 : 612.99 = 247.74 : x - Step 2: Convert to fraction form
444.24/612.99 = 247.74/x - Step 3: Cross multiply
444.24x = 612.99 × 247.74 - Step 4: Simplify right side
444.24x = 151,862.14 - Step 5: Solve for x
x = 151,862.14/444.24 - Step 6: Final answer
x = 341.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.