Finding the Fourth Proportional to 270,914.30, 406,390.93 and 93,418.75
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Solution
The fourth proportional to 270,914.30, 406,390.93 and 93,418.75 is: 140,134.84
Step by Step Solution
- Step 1: Write the proportion equation
270,914.30 : 406,390.93 = 93,418.75 : x - Step 2: Convert to fraction form
270,914.30/406,390.93 = 93,418.75/x - Step 3: Cross multiply
270,914.30x = 406,390.93 × 93,418.75 - Step 4: Simplify right side
270,914.30x = 37,964,531,442.41 - Step 5: Solve for x
x = 37,964,531,442.41/270,914.30 - Step 6: Final answer
x = 140,134.84
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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.