Finding the Fourth Proportional to 758,027.70, 1,136,058.21 and 308,224.98
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Solution
The fourth proportional to 758,027.70, 1,136,058.21 and 308,224.98 is: 461,937.63
Step by Step Solution
- Step 1: Write the proportion equation
758,027.70 : 1,136,058.21 = 308,224.98 : x - Step 2: Convert to fraction form
758,027.70/1,136,058.21 = 308,224.98/x - Step 3: Cross multiply
758,027.70x = 1,136,058.21 × 308,224.98 - Step 4: Simplify right side
758,027.70x = 350,161,519,056.09 - Step 5: Solve for x
x = 350,161,519,056.09/758,027.70 - Step 6: Final answer
x = 461,937.63
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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.