Finding the Fourth Proportional to 413,838.88, 571,079.26 and 241,772.80
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Solution
The fourth proportional to 413,838.88, 571,079.26 and 241,772.80 is: 333,635.72
Step by Step Solution
- Step 1: Write the proportion equation
413,838.88 : 571,079.26 = 241,772.80 : x - Step 2: Convert to fraction form
413,838.88/571,079.26 = 241,772.80/x - Step 3: Cross multiply
413,838.88x = 571,079.26 × 241,772.80 - Step 4: Simplify right side
413,838.88x = 138,071,431,712.13 - Step 5: Solve for x
x = 138,071,431,712.13/413,838.88 - Step 6: Final answer
x = 333,635.72
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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.