Finding the Fourth Proportional to 886,552.10, 1,330,663.35 and 466,129.70
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Solution
The fourth proportional to 886,552.10, 1,330,663.35 and 466,129.70 is: 699,633.68
Step by Step Solution
- Step 1: Write the proportion equation
886,552.10 : 1,330,663.35 = 466,129.70 : x - Step 2: Convert to fraction form
886,552.10/1,330,663.35 = 466,129.70/x - Step 3: Cross multiply
886,552.10x = 1,330,663.35 × 466,129.70 - Step 4: Simplify right side
886,552.10x = 620,261,708,136.50 - Step 5: Solve for x
x = 620,261,708,136.50/886,552.10 - Step 6: Final answer
x = 699,633.68
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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.