Finding the Fourth Proportional to 418,176.90, 577,072.88 and 246,104.99
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Solution
The fourth proportional to 418,176.90, 577,072.88 and 246,104.99 is: 339,618.27
Step by Step Solution
- Step 1: Write the proportion equation
418,176.90 : 577,072.88 = 246,104.99 : x - Step 2: Convert to fraction form
418,176.90/577,072.88 = 246,104.99/x - Step 3: Cross multiply
418,176.90x = 577,072.88 × 246,104.99 - Step 4: Simplify right side
418,176.90x = 142,020,515,361.67 - Step 5: Solve for x
x = 142,020,515,361.67/418,176.90 - Step 6: Final answer
x = 339,618.27
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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.