Finding the Fourth Proportional to 313,353.36, 432,133.92 and 241,619.76
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Solution
The fourth proportional to 313,353.36, 432,133.92 and 241,619.76 is: 333,208.79
Step by Step Solution
- Step 1: Write the proportion equation
313,353.36 : 432,133.92 = 241,619.76 : x - Step 2: Convert to fraction form
313,353.36/432,133.92 = 241,619.76/x - Step 3: Cross multiply
313,353.36x = 432,133.92 × 241,619.76 - Step 4: Simplify right side
313,353.36x = 104,412,094,038.26 - Step 5: Solve for x
x = 104,412,094,038.26/313,353.36 - Step 6: Final answer
x = 333,208.79
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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.