Finding the Fourth Proportional to 496,411.64, 743,881.62 and 283,069.79
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Solution
The fourth proportional to 496,411.64, 743,881.62 and 283,069.79 is: 424,185.09
Step by Step Solution
- Step 1: Write the proportion equation
496,411.64 : 743,881.62 = 283,069.79 : x - Step 2: Convert to fraction form
496,411.64/743,881.62 = 283,069.79/x - Step 3: Cross multiply
496,411.64x = 743,881.62 × 283,069.79 - Step 4: Simplify right side
496,411.64x = 210,570,414,089.92 - Step 5: Solve for x
x = 210,570,414,089.92/496,411.64 - Step 6: Final answer
x = 424,185.09
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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.