Finding the Fourth Proportional to 890,470.26, 1,335,373.29 and 357,811.02
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Solution
The fourth proportional to 890,470.26, 1,335,373.29 and 357,811.02 is: 536,583.08
Step by Step Solution
- Step 1: Write the proportion equation
890,470.26 : 1,335,373.29 = 357,811.02 : x - Step 2: Convert to fraction form
890,470.26/1,335,373.29 = 357,811.02/x - Step 3: Cross multiply
890,470.26x = 1,335,373.29 × 357,811.02 - Step 4: Simplify right side
890,470.26x = 477,811,278,975.66 - Step 5: Solve for x
x = 477,811,278,975.66/890,470.26 - Step 6: Final answer
x = 536,583.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.