Finding the Fourth Proportional to 551,750.20, 827,625.30 and 285,592.30
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Solution
The fourth proportional to 551,750.20, 827,625.30 and 285,592.30 is: 428,388.45
Step by Step Solution
- Step 1: Write the proportion equation
551,750.20 : 827,625.30 = 285,592.30 : x - Step 2: Convert to fraction form
551,750.20/827,625.30 = 285,592.30/x - Step 3: Cross multiply
551,750.20x = 827,625.30 × 285,592.30 - Step 4: Simplify right side
551,750.20x = 236,363,412,965.19 - Step 5: Solve for x
x = 236,363,412,965.19/551,750.20 - Step 6: Final answer
x = 428,388.45
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Similar ratio
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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.