Finding the Fourth Proportional to 450,161.15, 621,217.35 and 246,217.93
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Solution
The fourth proportional to 450,161.15, 621,217.35 and 246,217.93 is: 339,777.99
Step by Step Solution
- Step 1: Write the proportion equation
450,161.15 : 621,217.35 = 246,217.93 : x - Step 2: Convert to fraction form
450,161.15/621,217.35 = 246,217.93/x - Step 3: Cross multiply
450,161.15x = 621,217.35 × 246,217.93 - Step 4: Simplify right side
450,161.15x = 152,954,848,444.04 - Step 5: Solve for x
x = 152,954,848,444.04/450,161.15 - Step 6: Final answer
x = 339,777.99
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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.