Finding the Fourth Proportional to 492,827.08, 739,320.36 and 193,145.16
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Solution
The fourth proportional to 492,827.08, 739,320.36 and 193,145.16 is: 289,748.99
Step by Step Solution
- Step 1: Write the proportion equation
492,827.08 : 739,320.36 = 193,145.16 : x - Step 2: Convert to fraction form
492,827.08/739,320.36 = 193,145.16/x - Step 3: Cross multiply
492,827.08x = 739,320.36 × 193,145.16 - Step 4: Simplify right side
492,827.08x = 142,796,149,223.46 - Step 5: Solve for x
x = 142,796,149,223.46/492,827.08 - Step 6: Final answer
x = 289,748.99
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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.