Finding the Fourth Proportional to 592,763.68, 889,238.12 and 193,311.55
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Solution
The fourth proportional to 592,763.68, 889,238.12 and 193,311.55 is: 289,997.52
Step by Step Solution
- Step 1: Write the proportion equation
592,763.68 : 889,238.12 = 193,311.55 : x - Step 2: Convert to fraction form
592,763.68/889,238.12 = 193,311.55/x - Step 3: Cross multiply
592,763.68x = 889,238.12 × 193,311.55 - Step 4: Simplify right side
592,763.68x = 171,899,995,526.69 - Step 5: Solve for x
x = 171,899,995,526.69/592,763.68 - Step 6: Final answer
x = 289,997.52
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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.