Finding the Fourth Proportional to 270,931.36, 406,425.84 and 83,957.44
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Solution
The fourth proportional to 270,931.36, 406,425.84 and 83,957.44 is: 125,945.08
Step by Step Solution
- Step 1: Write the proportion equation
270,931.36 : 406,425.84 = 83,957.44 : x - Step 2: Convert to fraction form
270,931.36/406,425.84 = 83,957.44/x - Step 3: Cross multiply
270,931.36x = 406,425.84 × 83,957.44 - Step 4: Simplify right side
270,931.36x = 34,122,473,076.25 - Step 5: Solve for x
x = 34,122,473,076.25/270,931.36 - Step 6: Final answer
x = 125,945.08
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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.