Finding the Fourth Proportional to 437,929.88, 655,615.38 and 395,907.08
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Solution
The fourth proportional to 437,929.88, 655,615.38 and 395,907.08 is: 592,703.95
Step by Step Solution
- Step 1: Write the proportion equation
437,929.88 : 655,615.38 = 395,907.08 : x - Step 2: Convert to fraction form
437,929.88/655,615.38 = 395,907.08/x - Step 3: Cross multiply
437,929.88x = 655,615.38 × 395,907.08 - Step 4: Simplify right side
437,929.88x = 259,562,770,698.89 - Step 5: Solve for x
x = 259,562,770,698.89/437,929.88 - Step 6: Final answer
x = 592,703.95
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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.