Finding the Fourth Proportional to 836,276.28, 1,154,062.26 and 454,303.08
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Solution
The fourth proportional to 836,276.28, 1,154,062.26 and 454,303.08 is: 626,938.79
Step by Step Solution
- Step 1: Write the proportion equation
836,276.28 : 1,154,062.26 = 454,303.08 : x - Step 2: Convert to fraction form
836,276.28/1,154,062.26 = 454,303.08/x - Step 3: Cross multiply
836,276.28x = 1,154,062.26 × 454,303.08 - Step 4: Simplify right side
836,276.28x = 524,294,039,229.76 - Step 5: Solve for x
x = 524,294,039,229.76/836,276.28 - Step 6: Final answer
x = 626,938.79
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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.