Finding the Fourth Proportional to 444.24, 612.36 and 400.08
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Solution
The fourth proportional to 444.24, 612.36 and 400.08 is: 551.49
Step by Step Solution
- Step 1: Write the proportion equation
444.24 : 612.36 = 400.08 : x - Step 2: Convert to fraction form
444.24/612.36 = 400.08/x - Step 3: Cross multiply
444.24x = 612.36 × 400.08 - Step 4: Simplify right side
444.24x = 244,992.99 - Step 5: Solve for x
x = 244,992.99/444.24 - Step 6: Final answer
x = 551.49
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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.