Finding the Fourth Proportional to 384,851.92, 577,332.24 and 118,634.08
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Solution
The fourth proportional to 384,851.92, 577,332.24 and 118,634.08 is: 177,967.88
Step by Step Solution
- Step 1: Write the proportion equation
384,851.92 : 577,332.24 = 118,634.08 : x - Step 2: Convert to fraction form
384,851.92/577,332.24 = 118,634.08/x - Step 3: Cross multiply
384,851.92x = 577,332.24 × 118,634.08 - Step 4: Simplify right side
384,851.92x = 68,491,279,146.74 - Step 5: Solve for x
x = 68,491,279,146.74/384,851.92 - Step 6: Final answer
x = 177,967.88
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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.