Finding the Fourth Proportional to 313,282.14, 432,255.18 and 177,316.08
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Solution
The fourth proportional to 313,282.14, 432,255.18 and 177,316.08 is: 244,654.21
Step by Step Solution
- Step 1: Write the proportion equation
313,282.14 : 432,255.18 = 177,316.08 : x - Step 2: Convert to fraction form
313,282.14/432,255.18 = 177,316.08/x - Step 3: Cross multiply
313,282.14x = 432,255.18 × 177,316.08 - Step 4: Simplify right side
313,282.14x = 76,645,794,077.29 - Step 5: Solve for x
x = 76,645,794,077.29/313,282.14 - Step 6: Final answer
x = 244,654.21
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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.