Finding the Fourth Proportional to 371,054.26, 512,055.86 and 201,288.39
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Solution
The fourth proportional to 371,054.26, 512,055.86 and 201,288.39 is: 277,778.50
Step by Step Solution
- Step 1: Write the proportion equation
371,054.26 : 512,055.86 = 201,288.39 : x - Step 2: Convert to fraction form
371,054.26/512,055.86 = 201,288.39/x - Step 3: Cross multiply
371,054.26x = 512,055.86 × 201,288.39 - Step 4: Simplify right side
371,054.26x = 103,070,897,089.19 - Step 5: Solve for x
x = 103,070,897,089.19/371,054.26 - Step 6: Final answer
x = 277,778.50
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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.