Finding the Fourth Proportional to 341,781.80, 512,672.70 and 201,698.60
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Solution
The fourth proportional to 341,781.80, 512,672.70 and 201,698.60 is: 302,547.90
Step by Step Solution
- Step 1: Write the proportion equation
341,781.80 : 512,672.70 = 201,698.60 : x - Step 2: Convert to fraction form
341,781.80/512,672.70 = 201,698.60/x - Step 3: Cross multiply
341,781.80x = 512,672.70 × 201,698.60 - Step 4: Simplify right side
341,781.80x = 103,405,365,848.22 - Step 5: Solve for x
x = 103,405,365,848.22/341,781.80 - Step 6: Final answer
x = 302,547.90
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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.