Finding the Fourth Proportional to 717,586.09, 1,076,352.21 and 177,844.14
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Solution
The fourth proportional to 717,586.09, 1,076,352.21 and 177,844.14 is: 266,759.54
Step by Step Solution
- Step 1: Write the proportion equation
717,586.09 : 1,076,352.21 = 177,844.14 : x - Step 2: Convert to fraction form
717,586.09/1,076,352.21 = 177,844.14/x - Step 3: Cross multiply
717,586.09x = 1,076,352.21 × 177,844.14 - Step 4: Simplify right side
717,586.09x = 191,422,933,124.55 - Step 5: Solve for x
x = 191,422,933,124.55/717,586.09 - Step 6: Final answer
x = 266,759.54
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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.