Finding the Fourth Proportional to 449,073.63, 673,470.28 and 149,484.19
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Solution
The fourth proportional to 449,073.63, 673,470.28 and 149,484.19 is: 224,179.63
Step by Step Solution
- Step 1: Write the proportion equation
449,073.63 : 673,470.28 = 149,484.19 : x - Step 2: Convert to fraction form
449,073.63/673,470.28 = 149,484.19/x - Step 3: Cross multiply
449,073.63x = 673,470.28 × 149,484.19 - Step 4: Simplify right side
449,073.63x = 100,673,159,294.87 - Step 5: Solve for x
x = 100,673,159,294.87/449,073.63 - Step 6: Final answer
x = 224,179.63
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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.