Finding the Fourth Proportional to 367,851.30, 551,485.35 and 201,639.30
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Solution
The fourth proportional to 367,851.30, 551,485.35 and 201,639.30 is: 302,299.11
Step by Step Solution
- Step 1: Write the proportion equation
367,851.30 : 551,485.35 = 201,639.30 : x - Step 2: Convert to fraction form
367,851.30/551,485.35 = 201,639.30/x - Step 3: Cross multiply
367,851.30x = 551,485.35 × 201,639.30 - Step 4: Simplify right side
367,851.30x = 111,201,119,934.26 - Step 5: Solve for x
x = 111,201,119,934.26/367,851.30 - Step 6: Final answer
x = 302,299.11
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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.