Finding the Fourth Proportional to 351,176.05, 484,504.34 and 228,612.48
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Solution
The fourth proportional to 351,176.05, 484,504.34 and 228,612.48 is: 315,408.00
Step by Step Solution
- Step 1: Write the proportion equation
351,176.05 : 484,504.34 = 228,612.48 : x - Step 2: Convert to fraction form
351,176.05/484,504.34 = 228,612.48/x - Step 3: Cross multiply
351,176.05x = 484,504.34 × 228,612.48 - Step 4: Simplify right side
351,176.05x = 110,763,735,778.21 - Step 5: Solve for x
x = 110,763,735,778.21/351,176.05 - Step 6: Final answer
x = 315,408.00
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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.