Finding the Fourth Proportional to 371,575.00, 512,776.10 and 201,809.12
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Solution
The fourth proportional to 371,575.00, 512,776.10 and 201,809.12 is: 278,498.00
Step by Step Solution
- Step 1: Write the proportion equation
371,575.00 : 512,776.10 = 201,809.12 : x - Step 2: Convert to fraction form
371,575.00/512,776.10 = 201,809.12/x - Step 3: Cross multiply
371,575.00x = 512,776.10 × 201,809.12 - Step 4: Simplify right side
371,575.00x = 103,482,894,323.04 - Step 5: Solve for x
x = 103,482,894,323.04/371,575.00 - Step 6: Final answer
x = 278,498.00
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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.