Finding the Fourth Proportional to 437,927.88, 655,612.38 and 395,905.08
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Solution
The fourth proportional to 437,927.88, 655,612.38 and 395,905.08 is: 592,700.95
Step by Step Solution
- Step 1: Write the proportion equation
437,927.88 : 655,612.38 = 395,905.08 : x - Step 2: Convert to fraction form
437,927.88/655,612.38 = 395,905.08/x - Step 3: Cross multiply
437,927.88x = 655,612.38 × 395,905.08 - Step 4: Simplify right side
437,927.88x = 259,560,271,752.89 - Step 5: Solve for x
x = 259,560,271,752.89/437,927.88 - Step 6: Final answer
x = 592,700.95
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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.