Finding the Fourth Proportional to 408,463.44, 563,676.41 and 224,698.06
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Solution
The fourth proportional to 408,463.44, 563,676.41 and 224,698.06 is: 310,081.59
Step by Step Solution
- Step 1: Write the proportion equation
408,463.44 : 563,676.41 = 224,698.06 : x - Step 2: Convert to fraction form
408,463.44/563,676.41 = 224,698.06/x - Step 3: Cross multiply
408,463.44x = 563,676.41 × 224,698.06 - Step 4: Simplify right side
408,463.44x = 126,656,991,852.89 - Step 5: Solve for x
x = 126,656,991,852.89/408,463.44 - Step 6: Final answer
x = 310,081.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.