Finding the Fourth Proportional to 372,304.08, 513,764.60 and 202,538.88
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Solution
The fourth proportional to 372,304.08, 513,764.60 and 202,538.88 is: 279,495.48
Step by Step Solution
- Step 1: Write the proportion equation
372,304.08 : 513,764.60 = 202,538.88 : x - Step 2: Convert to fraction form
372,304.08/513,764.60 = 202,538.88/x - Step 3: Cross multiply
372,304.08x = 513,764.60 × 202,538.88 - Step 4: Simplify right side
372,304.08x = 104,057,306,667.65 - Step 5: Solve for x
x = 104,057,306,667.65/372,304.08 - Step 6: Final answer
x = 279,495.48
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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.