Finding the Fourth Proportional to 338,247.18, 467,094.88 and 253,216.62
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Solution
The fourth proportional to 338,247.18, 467,094.88 and 253,216.62 is: 349,673.83
Step by Step Solution
- Step 1: Write the proportion equation
338,247.18 : 467,094.88 = 253,216.62 : x - Step 2: Convert to fraction form
338,247.18/467,094.88 = 253,216.62/x - Step 3: Cross multiply
338,247.18x = 467,094.88 × 253,216.62 - Step 4: Simplify right side
338,247.18x = 118,276,186,732.91 - Step 5: Solve for x
x = 118,276,186,732.91/338,247.18 - Step 6: Final answer
x = 349,673.83
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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.