Finding the Fourth Proportional to 836,701.44, 1,154,655.36 and 454,728.48
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Solution
The fourth proportional to 836,701.44, 1,154,655.36 and 454,728.48 is: 627,529.31
Step by Step Solution
- Step 1: Write the proportion equation
836,701.44 : 1,154,655.36 = 454,728.48 : x - Step 2: Convert to fraction form
836,701.44/1,154,655.36 = 454,728.48/x - Step 3: Cross multiply
836,701.44x = 1,154,655.36 × 454,728.48 - Step 4: Simplify right side
836,701.44x = 525,054,676,776.65 - Step 5: Solve for x
x = 525,054,676,776.65/836,701.44 - Step 6: Final answer
x = 627,529.31
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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.