Finding the Fourth Proportional to 603,965.08, 906,647.46 and 324,029.08
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Solution
The fourth proportional to 603,965.08, 906,647.46 and 324,029.08 is: 486,419.09
Step by Step Solution
- Step 1: Write the proportion equation
603,965.08 : 906,647.46 = 324,029.08 : x - Step 2: Convert to fraction form
603,965.08/906,647.46 = 324,029.08/x - Step 3: Cross multiply
603,965.08x = 906,647.46 × 324,029.08 - Step 4: Simplify right side
603,965.08x = 293,780,142,348.14 - Step 5: Solve for x
x = 293,780,142,348.14/603,965.08 - Step 6: Final answer
x = 486,419.09
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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.