Finding the Fourth Proportional to 270,207.36, 372,937.68 and 178,164.80
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Solution
The fourth proportional to 270,207.36, 372,937.68 and 178,164.80 is: 245,901.40
Step by Step Solution
- Step 1: Write the proportion equation
270,207.36 : 372,937.68 = 178,164.80 : x - Step 2: Convert to fraction form
270,207.36/372,937.68 = 178,164.80/x - Step 3: Cross multiply
270,207.36x = 372,937.68 × 178,164.80 - Step 4: Simplify right side
270,207.36x = 66,444,367,169.66 - Step 5: Solve for x
x = 66,444,367,169.66/270,207.36 - Step 6: Final answer
x = 245,901.40
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1.5x scale
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.