Finding the Fourth Proportional to 701,942.76, 968,681.16 and 396,084.06
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Solution
The fourth proportional to 701,942.76, 968,681.16 and 396,084.06 is: 546,596.09
Step by Step Solution
- Step 1: Write the proportion equation
701,942.76 : 968,681.16 = 396,084.06 : x - Step 2: Convert to fraction form
701,942.76/968,681.16 = 396,084.06/x - Step 3: Cross multiply
701,942.76x = 968,681.16 × 396,084.06 - Step 4: Simplify right side
701,942.76x = 383,679,166,698.31 - Step 5: Solve for x
x = 383,679,166,698.31/701,942.76 - Step 6: Final answer
x = 546,596.09
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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.