Finding the Fourth Proportional to 371,834.58, 513,137.26 and 202,068.84
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Solution
The fourth proportional to 371,834.58, 513,137.26 and 202,068.84 is: 278,858.01
Step by Step Solution
- Step 1: Write the proportion equation
371,834.58 : 513,137.26 = 202,068.84 : x - Step 2: Convert to fraction form
371,834.58/513,137.26 = 202,068.84/x - Step 3: Cross multiply
371,834.58x = 513,137.26 × 202,068.84 - Step 4: Simplify right side
371,834.58x = 103,689,050,888.98 - Step 5: Solve for x
x = 103,689,050,888.98/371,834.58 - Step 6: Final answer
x = 278,858.01
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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.