Finding the Fourth Proportional to 371,963.95, 513,366.33 and 226,853.96
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Solution
The fourth proportional to 371,963.95, 513,366.33 and 226,853.96 is: 313,092.67
Step by Step Solution
- Step 1: Write the proportion equation
371,963.95 : 513,366.33 = 226,853.96 : x - Step 2: Convert to fraction form
371,963.95/513,366.33 = 226,853.96/x - Step 3: Cross multiply
371,963.95x = 513,366.33 × 226,853.96 - Step 4: Simplify right side
371,963.95x = 116,459,187,025.29 - Step 5: Solve for x
x = 116,459,187,025.29/371,963.95 - Step 6: Final answer
x = 313,092.67
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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.