Finding the Fourth Proportional to 371,304.28, 512,357.22 and 207,937.96
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Solution
The fourth proportional to 371,304.28, 512,357.22 and 207,937.96 is: 286,930.48
Step by Step Solution
- Step 1: Write the proportion equation
371,304.28 : 512,357.22 = 207,937.96 : x - Step 2: Convert to fraction form
371,304.28/512,357.22 = 207,937.96/x - Step 3: Cross multiply
371,304.28x = 512,357.22 × 207,937.96 - Step 4: Simplify right side
371,304.28x = 106,538,515,118.07 - Step 5: Solve for x
x = 106,538,515,118.07/371,304.28 - Step 6: Final answer
x = 286,930.48
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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.