Finding the Fourth Proportional to 519,056.09, 778,699.46 and 159,276.97
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Solution
The fourth proportional to 519,056.09, 778,699.46 and 159,276.97 is: 238,950.84
Step by Step Solution
- Step 1: Write the proportion equation
519,056.09 : 778,699.46 = 159,276.97 : x - Step 2: Convert to fraction form
519,056.09/778,699.46 = 159,276.97/x - Step 3: Cross multiply
519,056.09x = 778,699.46 × 159,276.97 - Step 4: Simplify right side
519,056.09x = 124,028,890,529.44 - Step 5: Solve for x
x = 124,028,890,529.44/519,056.09 - Step 6: Final answer
x = 238,950.84
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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.