Finding the Fourth Proportional to 292,661.13, 403,937.52 and 177,915.47
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Solution
The fourth proportional to 292,661.13, 403,937.52 and 177,915.47 is: 245,562.95
Step by Step Solution
- Step 1: Write the proportion equation
292,661.13 : 403,937.52 = 177,915.47 : x - Step 2: Convert to fraction form
292,661.13/403,937.52 = 177,915.47/x - Step 3: Cross multiply
292,661.13x = 403,937.52 × 177,915.47 - Step 4: Simplify right side
292,661.13x = 71,866,731,701.75 - Step 5: Solve for x
x = 71,866,731,701.75/292,661.13 - Step 6: Final answer
x = 245,562.95
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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.