Finding the Fourth Proportional to 467,113.93, 644,617.21 and 252,253.99
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Solution
The fourth proportional to 467,113.93, 644,617.21 and 252,253.99 is: 348,110.50
Step by Step Solution
- Step 1: Write the proportion equation
467,113.93 : 644,617.21 = 252,253.99 : x - Step 2: Convert to fraction form
467,113.93/644,617.21 = 252,253.99/x - Step 3: Cross multiply
467,113.93x = 644,617.21 × 252,253.99 - Step 4: Simplify right side
467,113.93x = 162,607,263,245.17 - Step 5: Solve for x
x = 162,607,263,245.17/467,113.93 - Step 6: Final answer
x = 348,110.50
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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.