Finding the Fourth Proportional to 636,592.91, 955,310.02 and 299,729.88
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Solution
The fourth proportional to 636,592.91, 955,310.02 and 299,729.88 is: 449,792.88
Step by Step Solution
- Step 1: Write the proportion equation
636,592.91 : 955,310.02 = 299,729.88 : x - Step 2: Convert to fraction form
636,592.91/955,310.02 = 299,729.88/x - Step 3: Cross multiply
636,592.91x = 955,310.02 × 299,729.88 - Step 4: Simplify right side
636,592.91x = 286,334,956,908.07 - Step 5: Solve for x
x = 286,334,956,908.07/636,592.91 - Step 6: Final answer
x = 449,792.88
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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.