Finding the Fourth Proportional to 371,570.24, 512,763.84 and 201,803.84
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Solution
The fourth proportional to 371,570.24, 512,763.84 and 201,803.84 is: 278,487.62
Step by Step Solution
- Step 1: Write the proportion equation
371,570.24 : 512,763.84 = 201,803.84 : x - Step 2: Convert to fraction form
371,570.24/512,763.84 = 201,803.84/x - Step 3: Cross multiply
371,570.24x = 512,763.84 × 201,803.84 - Step 4: Simplify right side
371,570.24x = 103,477,711,925.15 - Step 5: Solve for x
x = 103,477,711,925.15/371,570.24 - Step 6: Final answer
x = 278,487.62
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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.