Finding the Fourth Proportional to 657,224.35, 985,979.13 and 201,817.14
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Solution
The fourth proportional to 657,224.35, 985,979.13 and 201,817.14 is: 302,769.50
Step by Step Solution
- Step 1: Write the proportion equation
657,224.35 : 985,979.13 = 201,817.14 : x - Step 2: Convert to fraction form
657,224.35/985,979.13 = 201,817.14/x - Step 3: Cross multiply
657,224.35x = 985,979.13 × 201,817.14 - Step 4: Simplify right side
657,224.35x = 198,987,488,116.29 - Step 5: Solve for x
x = 198,987,488,116.29/657,224.35 - Step 6: Final answer
x = 302,769.50
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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.