Finding the Fourth Proportional to 546,489.18, 814,301.10 and 486,866.70
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Solution
The fourth proportional to 546,489.18, 814,301.10 and 486,866.70 is: 725,460.09
Step by Step Solution
- Step 1: Write the proportion equation
546,489.18 : 814,301.10 = 486,866.70 : x - Step 2: Convert to fraction form
546,489.18/814,301.10 = 486,866.70/x - Step 3: Cross multiply
546,489.18x = 814,301.10 × 486,866.70 - Step 4: Simplify right side
546,489.18x = 396,456,089,363.37 - Step 5: Solve for x
x = 396,456,089,363.37/546,489.18 - Step 6: Final answer
x = 725,460.09
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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.