Finding the Fourth Proportional to 343,636.08, 474,223.32 and 192,729.84
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Solution
The fourth proportional to 343,636.08, 474,223.32 and 192,729.84 is: 265,970.28
Step by Step Solution
- Step 1: Write the proportion equation
343,636.08 : 474,223.32 = 192,729.84 : x - Step 2: Convert to fraction form
343,636.08/474,223.32 = 192,729.84/x - Step 3: Cross multiply
343,636.08x = 474,223.32 × 192,729.84 - Step 4: Simplify right side
343,636.08x = 91,396,984,587.87 - Step 5: Solve for x
x = 91,396,984,587.87/343,636.08 - Step 6: Final answer
x = 265,970.28
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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.