Finding the Fourth Proportional to 936,173.48, 1,291,508.35 and 548,792.60
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Solution
The fourth proportional to 936,173.48, 1,291,508.35 and 548,792.60 is: 757,092.82
Step by Step Solution
- Step 1: Write the proportion equation
936,173.48 : 1,291,508.35 = 548,792.60 : x - Step 2: Convert to fraction form
936,173.48/1,291,508.35 = 548,792.60/x - Step 3: Cross multiply
936,173.48x = 1,291,508.35 × 548,792.60 - Step 4: Simplify right side
936,173.48x = 708,770,217,488.69 - Step 5: Solve for x
x = 708,770,217,488.69/936,173.48 - Step 6: Final answer
x = 757,092.82
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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.