Finding the Fourth Proportional to 576,617.20, 864,923.76 and 155,893
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Solution
The fourth proportional to 576,617.20, 864,923.76 and 155,893 is: 233,838.95
Step by Step Solution
- Step 1: Write the proportion equation
576,617.20 : 864,923.76 = 155,893 : x - Step 2: Convert to fraction form
576,617.20/864,923.76 = 155,893/x - Step 3: Cross multiply
576,617.20x = 864,923.76 × 155,893 - Step 4: Simplify right side
576,617.20x = 134,835,559,717.68 - Step 5: Solve for x
x = 134,835,559,717.68/576,617.20 - Step 6: Final answer
x = 233,838.95
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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.