Finding the Fourth Proportional to 410,244.21, 566,137.53 and 228,956.13
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Solution
The fourth proportional to 410,244.21, 566,137.53 and 228,956.13 is: 315,959.75
Step by Step Solution
- Step 1: Write the proportion equation
410,244.21 : 566,137.53 = 228,956.13 : x - Step 2: Convert to fraction form
410,244.21/566,137.53 = 228,956.13/x - Step 3: Cross multiply
410,244.21x = 566,137.53 × 228,956.13 - Step 4: Simplify right side
410,244.21x = 129,620,657,916.56 - Step 5: Solve for x
x = 129,620,657,916.56/410,244.21 - Step 6: Final answer
x = 315,959.75
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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.