Finding the Fourth Proportional to 546,537.36, 814,372.71 and 486,914.88
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Solution
The fourth proportional to 546,537.36, 814,372.71 and 486,914.88 is: 725,531.72
Step by Step Solution
- Step 1: Write the proportion equation
546,537.36 : 814,372.71 = 486,914.88 : x - Step 2: Convert to fraction form
546,537.36/814,372.71 = 486,914.88/x - Step 3: Cross multiply
546,537.36x = 814,372.71 × 486,914.88 - Step 4: Simplify right side
546,537.36x = 396,530,190,364.93 - Step 5: Solve for x
x = 396,530,190,364.93/546,537.36 - Step 6: Final answer
x = 725,531.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.