Finding the Fourth Proportional to 371,966.49, 513,318.89 and 202,204.26
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Solution
The fourth proportional to 371,966.49, 513,318.89 and 202,204.26 is: 279,044.67
Step by Step Solution
- Step 1: Write the proportion equation
371,966.49 : 513,318.89 = 202,204.26 : x - Step 2: Convert to fraction form
371,966.49/513,318.89 = 202,204.26/x - Step 3: Cross multiply
371,966.49x = 513,318.89 × 202,204.26 - Step 4: Simplify right side
371,966.49x = 103,795,265,285.45 - Step 5: Solve for x
x = 103,795,265,285.45/371,966.49 - Step 6: Final answer
x = 279,044.67
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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.