Finding the Fourth Proportional to 609,311.62, 914,154.27 and 272,635.66
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Solution
The fourth proportional to 609,311.62, 914,154.27 and 272,635.66 is: 409,037.09
Step by Step Solution
- Step 1: Write the proportion equation
609,311.62 : 914,154.27 = 272,635.66 : x - Step 2: Convert to fraction form
609,311.62/914,154.27 = 272,635.66/x - Step 3: Cross multiply
609,311.62x = 914,154.27 × 272,635.66 - Step 4: Simplify right side
609,311.62x = 249,231,052,743.27 - Step 5: Solve for x
x = 249,231,052,743.27/609,311.62 - Step 6: Final answer
x = 409,037.09
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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.