Finding the Fourth Proportional to 437,983.88, 604,418.36 and 236,779.88
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Solution
The fourth proportional to 437,983.88, 604,418.36 and 236,779.88 is: 326,756.56
Step by Step Solution
- Step 1: Write the proportion equation
437,983.88 : 604,418.36 = 236,779.88 : x - Step 2: Convert to fraction form
437,983.88/604,418.36 = 236,779.88/x - Step 3: Cross multiply
437,983.88x = 604,418.36 × 236,779.88 - Step 4: Simplify right side
437,983.88x = 143,114,102,544.61 - Step 5: Solve for x
x = 143,114,102,544.61/437,983.88 - Step 6: Final answer
x = 326,756.56
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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.