Finding the Fourth Proportional to 371,834.64, 513,125.28 and 202,069.44
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Solution
The fourth proportional to 371,834.64, 513,125.28 and 202,069.44 is: 278,852.28
Step by Step Solution
- Step 1: Write the proportion equation
371,834.64 : 513,125.28 = 202,069.44 : x - Step 2: Convert to fraction form
371,834.64/513,125.28 = 202,069.44/x - Step 3: Cross multiply
371,834.64x = 513,125.28 × 202,069.44 - Step 4: Simplify right side
371,834.64x = 103,686,937,979.44 - Step 5: Solve for x
x = 103,686,937,979.44/371,834.64 - Step 6: Final answer
x = 278,852.28
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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.