Finding the Fourth Proportional to 496,560.64, 685,269.12 and 270,221.44
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Solution
The fourth proportional to 496,560.64, 685,269.12 and 270,221.44 is: 372,913.99
Step by Step Solution
- Step 1: Write the proportion equation
496,560.64 : 685,269.12 = 270,221.44 : x - Step 2: Convert to fraction form
496,560.64/685,269.12 = 270,221.44/x - Step 3: Cross multiply
496,560.64x = 685,269.12 × 270,221.44 - Step 4: Simplify right side
496,560.64x = 185,174,408,393.93 - Step 5: Solve for x
x = 185,174,408,393.93/496,560.64 - Step 6: Final answer
x = 372,913.99
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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.