Finding the Fourth Proportional to 702,523.63, 969,506.22 and 430,539.09
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Solution
The fourth proportional to 702,523.63, 969,506.22 and 430,539.09 is: 594,158.41
Step by Step Solution
- Step 1: Write the proportion equation
702,523.63 : 969,506.22 = 430,539.09 : x - Step 2: Convert to fraction form
702,523.63/969,506.22 = 430,539.09/x - Step 3: Cross multiply
702,523.63x = 969,506.22 × 430,539.09 - Step 4: Simplify right side
702,523.63x = 417,410,325,708.14 - Step 5: Solve for x
x = 417,410,325,708.14/702,523.63 - Step 6: Final answer
x = 594,158.41
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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.