Finding the Fourth Proportional to 636,175.44, 954,241.20 and 162,864.88
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Solution
The fourth proportional to 636,175.44, 954,241.20 and 162,864.88 is: 244,291.70
Step by Step Solution
- Step 1: Write the proportion equation
636,175.44 : 954,241.20 = 162,864.88 : x - Step 2: Convert to fraction form
636,175.44/954,241.20 = 162,864.88/x - Step 3: Cross multiply
636,175.44x = 954,241.20 × 162,864.88 - Step 4: Simplify right side
636,175.44x = 155,412,378,529.06 - Step 5: Solve for x
x = 155,412,378,529.06/636,175.44 - Step 6: Final answer
x = 244,291.70
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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.