Finding the Fourth Proportional to 500,753.99, 751,254.11 and 145,771.08
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Solution
The fourth proportional to 500,753.99, 751,254.11 and 145,771.08 is: 218,692.46
Step by Step Solution
- Step 1: Write the proportion equation
500,753.99 : 751,254.11 = 145,771.08 : x - Step 2: Convert to fraction form
500,753.99/751,254.11 = 145,771.08/x - Step 3: Cross multiply
500,753.99x = 751,254.11 × 145,771.08 - Step 4: Simplify right side
500,753.99x = 109,511,122,240.28 - Step 5: Solve for x
x = 109,511,122,240.28/500,753.99 - Step 6: Final answer
x = 218,692.46
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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.