Finding the Fourth Proportional to 447,888.88, 618,130.20 and 334,514.80
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Solution
The fourth proportional to 447,888.88, 618,130.20 and 334,514.80 is: 461,662.95
Step by Step Solution
- Step 1: Write the proportion equation
447,888.88 : 618,130.20 = 334,514.80 : x - Step 2: Convert to fraction form
447,888.88/618,130.20 = 334,514.80/x - Step 3: Cross multiply
447,888.88x = 618,130.20 × 334,514.80 - Step 4: Simplify right side
447,888.88x = 206,773,700,226.96 - Step 5: Solve for x
x = 206,773,700,226.96/447,888.88 - Step 6: Final answer
x = 461,662.95
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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.