Finding the Fourth Proportional to 450,951.40, 621,044.58 and 374,809.96
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Solution
The fourth proportional to 450,951.40, 621,044.58 and 374,809.96 is: 516,183.55
Step by Step Solution
- Step 1: Write the proportion equation
450,951.40 : 621,044.58 = 374,809.96 : x - Step 2: Convert to fraction form
450,951.40/621,044.58 = 374,809.96/x - Step 3: Cross multiply
450,951.40x = 621,044.58 × 374,809.96 - Step 4: Simplify right side
450,951.40x = 232,773,694,188.02 - Step 5: Solve for x
x = 232,773,694,188.02/450,951.40 - Step 6: Final answer
x = 516,183.55
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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.