Finding the Fourth Proportional to 463,310.68, 695,415.42 and 223,593.31
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Solution
The fourth proportional to 463,310.68, 695,415.42 and 223,593.31 is: 335,606.84
Step by Step Solution
- Step 1: Write the proportion equation
463,310.68 : 695,415.42 = 223,593.31 : x - Step 2: Convert to fraction form
463,310.68/695,415.42 = 223,593.31/x - Step 3: Cross multiply
463,310.68x = 695,415.42 × 223,593.31 - Step 4: Simplify right side
463,310.68x = 155,490,230,987.80 - Step 5: Solve for x
x = 155,490,230,987.80/463,310.68 - Step 6: Final answer
x = 335,606.84
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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.