Finding the Fourth Proportional to 877,563.09, 1,316,393.87 and 246,427.70
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Solution
The fourth proportional to 877,563.09, 1,316,393.87 and 246,427.70 is: 369,655.37
Step by Step Solution
- Step 1: Write the proportion equation
877,563.09 : 1,316,393.87 = 246,427.70 : x - Step 2: Convert to fraction form
877,563.09/1,316,393.87 = 246,427.70/x - Step 3: Cross multiply
877,563.09x = 1,316,393.87 × 246,427.70 - Step 4: Simplify right side
877,563.09x = 324,395,905,864.09 - Step 5: Solve for x
x = 324,395,905,864.09/877,563.09 - Step 6: Final answer
x = 369,655.37
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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.