Finding the Fourth Proportional to 325,841.10, 488,761.65 and 201,252.30
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Solution
The fourth proportional to 325,841.10, 488,761.65 and 201,252.30 is: 301,878.45
Step by Step Solution
- Step 1: Write the proportion equation
325,841.10 : 488,761.65 = 201,252.30 : x - Step 2: Convert to fraction form
325,841.10/488,761.65 = 201,252.30/x - Step 3: Cross multiply
325,841.10x = 488,761.65 × 201,252.30 - Step 4: Simplify right side
325,841.10x = 98,364,406,214.30 - Step 5: Solve for x
x = 98,364,406,214.30/325,841.10 - Step 6: Final answer
x = 301,878.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.