Finding the Fourth Proportional to 475,183.06, 712,880.97 and 159,631.36
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Solution
The fourth proportional to 475,183.06, 712,880.97 and 159,631.36 is: 239,482.78
Step by Step Solution
- Step 1: Write the proportion equation
475,183.06 : 712,880.97 = 159,631.36 : x - Step 2: Convert to fraction form
475,183.06/712,880.97 = 159,631.36/x - Step 3: Cross multiply
475,183.06x = 712,880.97 × 159,631.36 - Step 4: Simplify right side
475,183.06x = 113,798,158,759.22 - Step 5: Solve for x
x = 113,798,158,759.22/475,183.06 - Step 6: Final answer
x = 239,482.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.