Finding the Fourth Proportional to 463,225.68, 639,197.64 and 259,287.96
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Solution
The fourth proportional to 463,225.68, 639,197.64 and 259,287.96 is: 357,787.27
Step by Step Solution
- Step 1: Write the proportion equation
463,225.68 : 639,197.64 = 259,287.96 : x - Step 2: Convert to fraction form
463,225.68/639,197.64 = 259,287.96/x - Step 3: Cross multiply
463,225.68x = 639,197.64 × 259,287.96 - Step 4: Simplify right side
463,225.68x = 165,736,252,112.41 - Step 5: Solve for x
x = 165,736,252,112.41/463,225.68 - Step 6: Final answer
x = 357,787.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.