Finding the Fourth Proportional to 313,267.98, 432,316.26 and 177,301.92
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Solution
The fourth proportional to 313,267.98, 432,316.26 and 177,301.92 is: 244,680.30
Step by Step Solution
- Step 1: Write the proportion equation
313,267.98 : 432,316.26 = 177,301.92 : x - Step 2: Convert to fraction form
313,267.98/432,316.26 = 177,301.92/x - Step 3: Cross multiply
313,267.98x = 432,316.26 × 177,301.92 - Step 4: Simplify right side
313,267.98x = 76,650,502,945.22 - Step 5: Solve for x
x = 76,650,502,945.22/313,267.98 - Step 6: Final answer
x = 244,680.30
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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.