Finding the Fourth Proportional to 371,302.26, 512,354.48 and 207,935.96
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Solution
The fourth proportional to 371,302.26, 512,354.48 and 207,935.96 is: 286,927.75
Step by Step Solution
- Step 1: Write the proportion equation
371,302.26 : 512,354.48 = 207,935.96 : x - Step 2: Convert to fraction form
371,302.26/512,354.48 = 207,935.96/x - Step 3: Cross multiply
371,302.26x = 512,354.48 × 207,935.96 - Step 4: Simplify right side
371,302.26x = 106,536,920,659.10 - Step 5: Solve for x
x = 106,536,920,659.10/371,302.26 - Step 6: Final answer
x = 286,927.75
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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.