Finding the Fourth Proportional to 548,614.64, 757,058.72 and 303,588.63
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Solution
The fourth proportional to 548,614.64, 757,058.72 and 303,588.63 is: 418,936.00
Step by Step Solution
- Step 1: Write the proportion equation
548,614.64 : 757,058.72 = 303,588.63 : x - Step 2: Convert to fraction form
548,614.64/757,058.72 = 303,588.63/x - Step 3: Cross multiply
548,614.64x = 757,058.72 × 303,588.63 - Step 4: Simplify right side
548,614.64x = 229,834,418,116.41 - Step 5: Solve for x
x = 229,834,418,116.41/548,614.64 - Step 6: Final answer
x = 418,936.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.