Finding the Fourth Proportional to 636,891.36, 955,176.72 and 187,522.08
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Solution
The fourth proportional to 636,891.36, 955,176.72 and 187,522.08 is: 281,235.92
Step by Step Solution
- Step 1: Write the proportion equation
636,891.36 : 955,176.72 = 187,522.08 : x - Step 2: Convert to fraction form
636,891.36/955,176.72 = 187,522.08/x - Step 3: Cross multiply
636,891.36x = 955,176.72 × 187,522.08 - Step 4: Simplify right side
636,891.36x = 179,116,725,301.98 - Step 5: Solve for x
x = 179,116,725,301.98/636,891.36 - Step 6: Final answer
x = 281,235.92
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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.