Finding the Fourth Proportional to 324,962.62, 487,265.30 and 100,261.74
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Solution
The fourth proportional to 324,962.62, 487,265.30 and 100,261.74 is: 150,337.50
Step by Step Solution
- Step 1: Write the proportion equation
324,962.62 : 487,265.30 = 100,261.74 : x - Step 2: Convert to fraction form
324,962.62/487,265.30 = 100,261.74/x - Step 3: Cross multiply
324,962.62x = 487,265.30 × 100,261.74 - Step 4: Simplify right side
324,962.62x = 48,854,066,819.62 - Step 5: Solve for x
x = 48,854,066,819.62/324,962.62 - Step 6: Final answer
x = 150,337.50
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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.