Finding the Fourth Proportional to 468,217.96, 646,126.02 and 277,232.92
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Solution
The fourth proportional to 468,217.96, 646,126.02 and 277,232.92 is: 382,572.69
Step by Step Solution
- Step 1: Write the proportion equation
468,217.96 : 646,126.02 = 277,232.92 : x - Step 2: Convert to fraction form
468,217.96/646,126.02 = 277,232.92/x - Step 3: Cross multiply
468,217.96x = 646,126.02 × 277,232.92 - Step 4: Simplify right side
468,217.96x = 179,127,403,212.58 - Step 5: Solve for x
x = 179,127,403,212.58/468,217.96 - Step 6: Final answer
x = 382,572.69
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1.5x scale
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.