Finding the Fourth Proportional to 340,828.36, 511,223.94 and 104,170.96
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Solution
The fourth proportional to 340,828.36, 511,223.94 and 104,170.96 is: 156,250.76
Step by Step Solution
- Step 1: Write the proportion equation
340,828.36 : 511,223.94 = 104,170.96 : x - Step 2: Convert to fraction form
340,828.36/511,223.94 = 104,170.96/x - Step 3: Cross multiply
340,828.36x = 511,223.94 × 104,170.96 - Step 4: Simplify right side
340,828.36x = 53,254,688,604.78 - Step 5: Solve for x
x = 53,254,688,604.78/340,828.36 - Step 6: Final answer
x = 156,250.76
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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.