Finding the Fourth Proportional to 622,847.92, 859,530.12 and 336,368.08
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Solution
The fourth proportional to 622,847.92, 859,530.12 and 336,368.08 is: 464,187.95
Step by Step Solution
- Step 1: Write the proportion equation
622,847.92 : 859,530.12 = 336,368.08 : x - Step 2: Convert to fraction form
622,847.92/859,530.12 = 336,368.08/x - Step 3: Cross multiply
622,847.92x = 859,530.12 × 336,368.08 - Step 4: Simplify right side
622,847.92x = 289,118,496,166.57 - Step 5: Solve for x
x = 289,118,496,166.57/622,847.92 - Step 6: Final answer
x = 464,187.95
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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.