Finding the Fourth Proportional to 408,464.09, 563,677.30 and 224,698.70
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Solution
The fourth proportional to 408,464.09, 563,677.30 and 224,698.70 is: 310,082.48
Step by Step Solution
- Step 1: Write the proportion equation
408,464.09 : 563,677.30 = 224,698.70 : x - Step 2: Convert to fraction form
408,464.09/563,677.30 = 224,698.70/x - Step 3: Cross multiply
408,464.09x = 563,677.30 × 224,698.70 - Step 4: Simplify right side
408,464.09x = 126,657,556,529.51 - Step 5: Solve for x
x = 126,657,556,529.51/408,464.09 - Step 6: Final answer
x = 310,082.48
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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.