Finding the Fourth Proportional to 371,364.84, 512,482.14 and 201,598.92
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Solution
The fourth proportional to 371,364.84, 512,482.14 and 201,598.92 is: 278,205.78
Step by Step Solution
- Step 1: Write the proportion equation
371,364.84 : 512,482.14 = 201,598.92 : x - Step 2: Convert to fraction form
371,364.84/512,482.14 = 201,598.92/x - Step 3: Cross multiply
371,364.84x = 512,482.14 × 201,598.92 - Step 4: Simplify right side
371,364.84x = 103,315,845,943.29 - Step 5: Solve for x
x = 103,315,845,943.29/371,364.84 - Step 6: Final answer
x = 278,205.78
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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.