Finding the Fourth Proportional to 371,706.30, 560,058.26 and 336,207.20
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Solution
The fourth proportional to 371,706.30, 560,058.26 and 336,207.20 is: 506,570.95
Step by Step Solution
- Step 1: Write the proportion equation
371,706.30 : 560,058.26 = 336,207.20 : x - Step 2: Convert to fraction form
371,706.30/560,058.26 = 336,207.20/x - Step 3: Cross multiply
371,706.30x = 560,058.26 × 336,207.20 - Step 4: Simplify right side
371,706.30x = 188,295,614,950.15 - Step 5: Solve for x
x = 188,295,614,950.15/371,706.30 - Step 6: Final answer
x = 506,570.95
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.