Finding the Fourth Proportional to 384,632.76, 577,246.74 and 251,476.92
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Solution
The fourth proportional to 384,632.76, 577,246.74 and 251,476.92 is: 377,409.95
Step by Step Solution
- Step 1: Write the proportion equation
384,632.76 : 577,246.74 = 251,476.92 : x - Step 2: Convert to fraction form
384,632.76/577,246.74 = 251,476.92/x - Step 3: Cross multiply
384,632.76x = 577,246.74 × 251,476.92 - Step 4: Simplify right side
384,632.76x = 145,164,232,255.24 - Step 5: Solve for x
x = 145,164,232,255.24/384,632.76 - Step 6: Final answer
x = 377,409.95
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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.