Finding the Fourth Proportional to 367,467.80, 551,201.70 and 305,259.80
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Solution
The fourth proportional to 367,467.80, 551,201.70 and 305,259.80 is: 457,889.70
Step by Step Solution
- Step 1: Write the proportion equation
367,467.80 : 551,201.70 = 305,259.80 : x - Step 2: Convert to fraction form
367,467.80/551,201.70 = 305,259.80/x - Step 3: Cross multiply
367,467.80x = 551,201.70 × 305,259.80 - Step 4: Simplify right side
367,467.80x = 168,259,720,701.66 - Step 5: Solve for x
x = 168,259,720,701.66/367,467.80 - Step 6: Final answer
x = 457,889.70
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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.