Finding the Fourth Proportional to 367,864.80, 551,505.60 and 201,652.80
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Solution
The fourth proportional to 367,864.80, 551,505.60 and 201,652.80 is: 302,319.35
Step by Step Solution
- Step 1: Write the proportion equation
367,864.80 : 551,505.60 = 201,652.80 : x - Step 2: Convert to fraction form
367,864.80/551,505.60 = 201,652.80/x - Step 3: Cross multiply
367,864.80x = 551,505.60 × 201,652.80 - Step 4: Simplify right side
367,864.80x = 111,212,648,455.68 - Step 5: Solve for x
x = 111,212,648,455.68/367,864.80 - Step 6: Final answer
x = 302,319.35
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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.