Finding the Fourth Proportional to 836,848.08, 1,154,843.46 and 454,873.68
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Solution
The fourth proportional to 836,848.08, 1,154,843.46 and 454,873.68 is: 627,721.93
Step by Step Solution
- Step 1: Write the proportion equation
836,848.08 : 1,154,843.46 = 454,873.68 : x - Step 2: Convert to fraction form
836,848.08/1,154,843.46 = 454,873.68/x - Step 3: Cross multiply
836,848.08x = 1,154,843.46 × 454,873.68 - Step 4: Simplify right side
836,848.08x = 525,307,894,474.13 - Step 5: Solve for x
x = 525,307,894,474.13/836,848.08 - Step 6: Final answer
x = 627,721.93
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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.