Finding the Fourth Proportional to 850,777.59, 1,174,098.14 and 468,828.98
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Solution
The fourth proportional to 850,777.59, 1,174,098.14 and 468,828.98 is: 646,997.80
Step by Step Solution
- Step 1: Write the proportion equation
850,777.59 : 1,174,098.14 = 468,828.98 : x - Step 2: Convert to fraction form
850,777.59/1,174,098.14 = 468,828.98/x - Step 3: Cross multiply
850,777.59x = 1,174,098.14 × 468,828.98 - Step 4: Simplify right side
850,777.59x = 550,451,231,342.44 - Step 5: Solve for x
x = 550,451,231,342.44/850,777.59 - Step 6: Final answer
x = 646,997.80
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1.5x scale
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.