Finding the Fourth Proportional to 592,085.20, 888,136.28 and 192,728.08
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Solution
The fourth proportional to 592,085.20, 888,136.28 and 192,728.08 is: 289,094.88
Step by Step Solution
- Step 1: Write the proportion equation
592,085.20 : 888,136.28 = 192,728.08 : x - Step 2: Convert to fraction form
592,085.20/888,136.28 = 192,728.08/x - Step 3: Cross multiply
592,085.20x = 888,136.28 × 192,728.08 - Step 4: Simplify right side
592,085.20x = 171,168,800,022.74 - Step 5: Solve for x
x = 171,168,800,022.74/592,085.20 - Step 6: Final answer
x = 289,094.88
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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.