Finding the Fourth Proportional to 955,459.13, 1,433,410.16 and 324,372.96
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Solution
The fourth proportional to 955,459.13, 1,433,410.16 and 324,372.96 is: 486,634.63
Step by Step Solution
- Step 1: Write the proportion equation
955,459.13 : 1,433,410.16 = 324,372.96 : x - Step 2: Convert to fraction form
955,459.13/1,433,410.16 = 324,372.96/x - Step 3: Cross multiply
955,459.13x = 1,433,410.16 × 324,372.96 - Step 4: Simplify right side
955,459.13x = 464,959,494,871.41 - Step 5: Solve for x
x = 464,959,494,871.41/955,459.13 - Step 6: Final answer
x = 486,634.63
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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.