Finding the Fourth Proportional to 371,960.26, 513,304.76 and 202,195.60
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Solution
The fourth proportional to 371,960.26, 513,304.76 and 202,195.60 is: 279,029.71
Step by Step Solution
- Step 1: Write the proportion equation
371,960.26 : 513,304.76 = 202,195.60 : x - Step 2: Convert to fraction form
371,960.26/513,304.76 = 202,195.60/x - Step 3: Cross multiply
371,960.26x = 513,304.76 × 202,195.60 - Step 4: Simplify right side
371,960.26x = 103,787,963,931.06 - Step 5: Solve for x
x = 103,787,963,931.06/371,960.26 - Step 6: Final answer
x = 279,029.71
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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.