Finding the Fourth Proportional to 900,372.24, 1,349,311.77 and 450,520.92
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Solution
The fourth proportional to 900,372.24, 1,349,311.77 and 450,520.92 is: 675,157.62
Step by Step Solution
- Step 1: Write the proportion equation
900,372.24 : 1,349,311.77 = 450,520.92 : x - Step 2: Convert to fraction form
900,372.24/1,349,311.77 = 450,520.92/x - Step 3: Cross multiply
900,372.24x = 1,349,311.77 × 450,520.92 - Step 4: Simplify right side
900,372.24x = 607,893,179,987.23 - Step 5: Solve for x
x = 607,893,179,987.23/900,372.24 - Step 6: Final answer
x = 675,157.62
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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.