Finding the Fourth Proportional to 753,175.96, 1,129,763 and 192,210.48
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Solution
The fourth proportional to 753,175.96, 1,129,763 and 192,210.48 is: 288,315.48
Step by Step Solution
- Step 1: Write the proportion equation
753,175.96 : 1,129,763 = 192,210.48 : x - Step 2: Convert to fraction form
753,175.96/1,129,763 = 192,210.48/x - Step 3: Cross multiply
753,175.96x = 1,129,763 × 192,210.48 - Step 4: Simplify right side
753,175.96x = 217,152,288,516.24 - Step 5: Solve for x
x = 217,152,288,516.24/753,175.96 - Step 6: Final answer
x = 288,315.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.