Finding the Fourth Proportional to 269,808.44, 372,666.80 and 202,128.08
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Solution
The fourth proportional to 269,808.44, 372,666.80 and 202,128.08 is: 279,184.83
Step by Step Solution
- Step 1: Write the proportion equation
269,808.44 : 372,666.80 = 202,128.08 : x - Step 2: Convert to fraction form
269,808.44/372,666.80 = 202,128.08/x - Step 3: Cross multiply
269,808.44x = 372,666.80 × 202,128.08 - Step 4: Simplify right side
269,808.44x = 75,326,424,763.74 - Step 5: Solve for x
x = 75,326,424,763.74/269,808.44 - Step 6: Final answer
x = 279,184.83
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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.