Finding the Fourth Proportional to 232,315.92, 318,508.64 and 228,116.88
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Solution
The fourth proportional to 232,315.92, 318,508.64 and 228,116.88 is: 312,751.69
Step by Step Solution
- Step 1: Write the proportion equation
232,315.92 : 318,508.64 = 228,116.88 : x - Step 2: Convert to fraction form
232,315.92/318,508.64 = 228,116.88/x - Step 3: Cross multiply
232,315.92x = 318,508.64 × 228,116.88 - Step 4: Simplify right side
232,315.92x = 72,657,197,209.84 - Step 5: Solve for x
x = 72,657,197,209.84/232,315.92 - Step 6: Final answer
x = 312,751.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.