Finding the Fourth Proportional to 371,321.18, 556,482.86 and 202,588.66
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Solution
The fourth proportional to 371,321.18, 556,482.86 and 202,588.66 is: 303,610.79
Step by Step Solution
- Step 1: Write the proportion equation
371,321.18 : 556,482.86 = 202,588.66 : x - Step 2: Convert to fraction form
371,321.18/556,482.86 = 202,588.66/x - Step 3: Cross multiply
371,321.18x = 556,482.86 × 202,588.66 - Step 4: Simplify right side
371,321.18x = 112,737,116,920.37 - Step 5: Solve for x
x = 112,737,116,920.37/371,321.18 - Step 6: Final answer
x = 303,610.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.