Finding the Fourth Proportional to 368,917.36, 552,126.15 and 226,852.62
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Solution
The fourth proportional to 368,917.36, 552,126.15 and 226,852.62 is: 339,510.35
Step by Step Solution
- Step 1: Write the proportion equation
368,917.36 : 552,126.15 = 226,852.62 : x - Step 2: Convert to fraction form
368,917.36/552,126.15 = 226,852.62/x - Step 3: Cross multiply
368,917.36x = 552,126.15 × 226,852.62 - Step 4: Simplify right side
368,917.36x = 125,251,261,627.54 - Step 5: Solve for x
x = 125,251,261,627.54/368,917.36 - Step 6: Final answer
x = 339,510.35
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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.