Finding the Fourth Proportional to 591,934.11, 887,625.12 and 307,548.21
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Solution
The fourth proportional to 591,934.11, 887,625.12 and 307,548.21 is: 461,178.89
Step by Step Solution
- Step 1: Write the proportion equation
591,934.11 : 887,625.12 = 307,548.21 : x - Step 2: Convert to fraction form
591,934.11/887,625.12 = 307,548.21/x - Step 3: Cross multiply
591,934.11x = 887,625.12 × 307,548.21 - Step 4: Simplify right side
591,934.11x = 272,987,514,566.09 - Step 5: Solve for x
x = 272,987,514,566.09/591,934.11 - Step 6: Final answer
x = 461,178.89
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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.