Finding the Fourth Proportional to 556,966.10, 835,448.34 and 201,979.28
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Solution
The fourth proportional to 556,966.10, 835,448.34 and 201,979.28 is: 302,968.63
Step by Step Solution
- Step 1: Write the proportion equation
556,966.10 : 835,448.34 = 201,979.28 : x - Step 2: Convert to fraction form
556,966.10/835,448.34 = 201,979.28/x - Step 3: Cross multiply
556,966.10x = 835,448.34 × 201,979.28 - Step 4: Simplify right side
556,966.10x = 168,743,254,190.40 - Step 5: Solve for x
x = 168,743,254,190.40/556,966.10 - Step 6: Final answer
x = 302,968.63
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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.