Finding the Fourth Proportional to 462,951.28, 694,482.48 and 163,370
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Solution
The fourth proportional to 462,951.28, 694,482.48 and 163,370 is: 245,074.61
Step by Step Solution
- Step 1: Write the proportion equation
462,951.28 : 694,482.48 = 163,370 : x - Step 2: Convert to fraction form
462,951.28/694,482.48 = 163,370/x - Step 3: Cross multiply
462,951.28x = 694,482.48 × 163,370 - Step 4: Simplify right side
462,951.28x = 113,457,602,757.60 - Step 5: Solve for x
x = 113,457,602,757.60/462,951.28 - Step 6: Final answer
x = 245,074.61
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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.