Finding the Fourth Proportional to 492,829.08, 739,323.36 and 193,147.16
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Solution
The fourth proportional to 492,829.08, 739,323.36 and 193,147.16 is: 289,751.99
Step by Step Solution
- Step 1: Write the proportion equation
492,829.08 : 739,323.36 = 193,147.16 : x - Step 2: Convert to fraction form
492,829.08/739,323.36 = 193,147.16/x - Step 3: Cross multiply
492,829.08x = 739,323.36 × 193,147.16 - Step 4: Simplify right side
492,829.08x = 142,798,207,305.66 - Step 5: Solve for x
x = 142,798,207,305.66/492,829.08 - Step 6: Final answer
x = 289,751.99
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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.