Finding the Fourth Proportional to 211,544.60, 317,316.90 and 201,703.10
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Solution
The fourth proportional to 211,544.60, 317,316.90 and 201,703.10 is: 302,554.65
Step by Step Solution
- Step 1: Write the proportion equation
211,544.60 : 317,316.90 = 201,703.10 : x - Step 2: Convert to fraction form
211,544.60/317,316.90 = 201,703.10/x - Step 3: Cross multiply
211,544.60x = 317,316.90 × 201,703.10 - Step 4: Simplify right side
211,544.60x = 64,003,802,412.39 - Step 5: Solve for x
x = 64,003,802,412.39/211,544.60 - Step 6: Final answer
x = 302,554.65
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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.