Finding the Fourth Proportional to 845,863.50, 1,167,183.74 and 483,310.84
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Solution
The fourth proportional to 845,863.50, 1,167,183.74 and 483,310.84 is: 666,907.31
Step by Step Solution
- Step 1: Write the proportion equation
845,863.50 : 1,167,183.74 = 483,310.84 : x - Step 2: Convert to fraction form
845,863.50/1,167,183.74 = 483,310.84/x - Step 3: Cross multiply
845,863.50x = 1,167,183.74 × 483,310.84 - Step 4: Simplify right side
845,863.50x = 564,112,553,813.74 - Step 5: Solve for x
x = 564,112,553,813.74/845,863.50 - Step 6: Final answer
x = 666,907.31
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1.5x scale
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.