Finding the Fourth Proportional to 408,487.28, 563,672.93 and 236,370.92
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Solution
The fourth proportional to 408,487.28, 563,672.93 and 236,370.92 is: 326,169.00
Step by Step Solution
- Step 1: Write the proportion equation
408,487.28 : 563,672.93 = 236,370.92 : x - Step 2: Convert to fraction form
408,487.28/563,672.93 = 236,370.92/x - Step 3: Cross multiply
408,487.28x = 563,672.93 × 236,370.92 - Step 4: Simplify right side
408,487.28x = 133,235,885,042.98 - Step 5: Solve for x
x = 133,235,885,042.98/408,487.28 - Step 6: Final answer
x = 326,169.00
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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.